THIS AUCTION IS FOR 1- CRITICAL MASS AUDIO USA 12 BANDPASS BOX /// SINGLE 12 SUBWOOFER /// DUAL 2-OHMVOICE COILS. WIRED TO WORK WITH A 1-OHM STABLE AMPLIFIER.THANK YOU FOR SHOPPING WITH US FOR THE PAST 19 YEARS HERE ON EBAY OVER 10,000 HIGH END AUDIO PRODUCTS SOLD WITH 100% + POSITIVE FEEDBACK FROM OUR CUSTOMERSBID AND BUY WITH CONFIDENCE The CRITICAL MASS AUDIO USA neodymium magnets are permanent magnets that have a magnetic force up to a billion times greater than the strength of steel. Neo-magnets are 20+ times stronger than the strongest High Quality ceramic magnet. They are also the most powerful magnets commercially produced and exclusively used in the CRITICAL MASS AUDIO UL - SERIES OF SUBWOOFERS... ALL OUR PRODUCTS COME WITH THE FULL FACTORY WARRANTY!!!SHOP WITH CONFIDENCE. THANK YOU.MSRP $3,999 BEST BANDPASS 12 BOX FOR SOUND QUALITY, HIFI AUDIOPHILE Rated #1 by the Pros in Car & Audio Magazine. Founded in the early 90s Critical MASS Audio has established itself over the 30 plus years as one of the finest audio manufacturers in the world. Many even claim Critical MASS Audio is in a league of its own due its unparalleled combination of the highest possible level in sound, design and finish. What is for certain is the proven consistency in delivering excellence for ears, eyes and hands without any kind of compromise - materialized in unique masterpieces. Words alone cannot effectively describe the CRITICAL MASS AUDIO sound. Objective descriptions such as ruler-smooth frequency response, ultra fast step response and excessive adjectives like neutrality and amazing soundstage could be used however these qualities are a successful by-product of accurate engineering stemming from Critical Mass Audios goal of reaching for perfection. Sonically, the sheer scale and dynamics of the music in this Car Audio system was bloody extraordinary. The effect was Audio Oasis! Award material all the way. The sound was effortless, fluid, natural, organic, and had the sort of transparency that I associate with only the finest sort of designs that Ive encountered on this planet. Detail without edginess; dynamics without loss of control; full-frequency-range presentation without humps or valleys... The Critical Mass Audio system was AMAZING!!! If you want the very best in Car - Home - Motorcycle - Boat... The Critical Mass Audio line of Speakers Amplifiers Crossovers and ALL things high-end audio, will be the last stop for you! You have found the best there is.CRITICAL MASS AUDIO PRO SQ SERIES SINGLE 12 SUB BANDPASS BOX1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topColor Black CarpetYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOX/// NO RESERVE AUCTION /// LAST BID TAKES IT HOME /// BEST QUALITY /// BEST PRICE ///Engineered to provide decades of musical enjoyment. Critical MASS is a Car Audio company whose Super-Fi electronics have made innovation history in the world of high-end mobile sound CA&E. Critical Mass was formed from the World’s First Car Audio and Enhancement school by one of Car Audios first innovators and most influential people in our industry who started the worlds first Car Audio and enhancement school back in the late 1980s “CMA”, from this school Critical MASS was started in Orlando, FL, in 1990. Till this day parts of the technical principles and teachings of CMA are used industry wide in Mobile Electronics teachings and books by associations such as MERA and CEA. Over the past decades Critical MASS has continued to innovate and now leading the way with the Critical MASS $299,000 CES-5.1 one of a kind Esoteric ESL sound system. Not only does Critical MASS make the Best and most expensive car audio system in the world, but this system is so good, that when Car Audio Magazine tested the least expensive part of our $299,000 ESL system “the UL12” called it Perfect , and the BEST and added that it was so good that he would sell a few things, to own one because its worth every dollar! In addition the Critical MASS UL12 was rated #1 over all others by Car Audio Magazine, including companies such as JL Audio, Image Dynamics, Alpine, Xtant, Kicker, Arc Audio, MB Quart, Digital Designs, Cerwin-Vega, Orion, Phoenix Gold Earthquake etc… In other words Imagine how good the rest of the system must sound if the least expensive part of it is the worlds BEST!MSRP. RETAIL PRICE $3,995.00 USD CRITICAL MASS UL12 UL-12 SUBWOOFER IN ACTION VIDEO Video will open in a new window MSRP. $3,995 Price... Save big!!! you only get one chance at a deal this good. Thanks for shopping with us and good luck bidding. Shop with confidence 18 years on Ebay with 100% + Feedback.1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topBlackYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOXWE SHIP WORLD WIDE. WE CAN SHIP UPS / DHL / USPS ... SHIPPING COSTS VARY.SAVE THOUSANDS TODAY, BUY THE BEST THE FIRST TIME AND ENJOY YOUR NEW CRITICAL MASS AUDIO SOUND SYSTEM. TOP RATED BY THE PROs AS THE BEST IN SOUND QUALITY. BRAND NEW WITH FULL FACTORY WARRANTY. WE ARE THE ONLY CRITICAL MASS AUTHORIZED RE-SELLER ON EBAY.WE HAVE BEEN SELLING ON EBAY FOR 18 YEARS WITH 100% + POSITIVE FEEDBACK.BUY WITH CONFIDENCE AND SAVE BIG!!! BEST DEALS BEST PRICES ON THE TOP OF THE LINE CRITICAL MASS AUDIO PRODUCTS. LAST BID TAKES IT HOME!!! NO RESERVE AUCTION... LAST BID TAKES IT HOME...ONLY 2 UNITS LEFT... BID TO WIN, THIS GREAT DEAL WILL NOT LAST.BUY THE BEST - OWN THE BEST - SOUND THE BEST !!! BANDPASS SINGLE 12 BOX FOR 1-OHM STABLE AMPLIFIERS ONLY!!! ATTN: THE AMPLIFIER YOU USE WITH THIS BOX MUST BE 1 OHM STABLE FOR IT TO WORK 100% Thank you for shopping with us.1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at 1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topBlackYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOX Critical MASS - BANDPASS 12 BOX FOR 1-OHM STABLE AMPLIFIERS ONLY!!! below is a quote from USACi sound quality World ChampionI should preface this review with exactly whothe listeners are: Robyn - USACi sound qualityWorld Champion and me - both musicians andaudiophiles. Needless to say, We are a toughbunch to impress. The overall transparency iscrystal clear, giving us the sonic illusion that themusicians were performing over the engine. I reallycant express how happy we are with this set- and every other Critical MASS product wevehad the pleasure of listening to! USACi sound quality World Champion/// NO RESERVE AUCTION /// LAST BID TAKES IT HOME /// BEST QUALITY /// BEST PRICE ///Engineered to provide decades of musical enjoyment. Critical MASS is a Car Audio company whose Super-Fi electronics have made innovation history in the world of high-end mobile sound CA&E. Critical Mass was formed from the World’s First Car Audio and Enhancement school by one of Car Audios first innovators and most influential people in our industry who started the worlds first Car Audio and enhancement school back in the late 1980s “CMA”, from this school Critical MASS was started in Orlando, FL, in 1990. Till this day parts of the technical principles and teachings of CMA are used industry wide in Mobile Electronics teachings and books by associations such as MERA and CEA. Over the past decades Critical MASS has continued to innovate and now leading the way with the Critical MASS $299,000 CES-5.1 one of a kind Esoteric ESL sound system. Not only does Critical MASS make the Best and most expensive car audio system in the world, but this system is so good, that when Car Audio Magazine tested the least expensive part of our $299,000 ESL system “the UL12” called it Perfect , and the BEST and added that it was so good that he would sell a few things, to own one because its worth every dollar! In addition the Critical MASS UL12 was rated #1 over all others by Car Audio Magazine, including companies such as JL Audio, Image Dynamics, Alpine, Xtant, Kicker, Arc Audio, MB Quart, Digital Designs, Cerwin-Vega, Orion, Phoenix Gold Earthquake etc… In other words Imagine how good the rest of the system must sound if the least expensive part of it is the worlds BEST!MSRP. RETAIL PRICE $3,995.00 USD THANK YOU FOR SHOPPING WITH US FOR THE PAST 19 YEARS HERE ON EBAY OVER 10,000 HIGH END AUDIO PRODUCTS SOLD WITH 100% + POSITIVE FEEDBACK FROM OUR CUSTOMERSBID AND BUY WITH CONFIDENCE The CRITICAL MASS AUDIO USA neodymium magnets are permanent magnets that have a magnetic force up to a billion times greater than the strength of steel. Neo-magnets are 20+ times stronger than the strongest High Quality ceramic magnet. They are also the most powerful magnets commercially produced and exclusively used in the CRITICAL MASS AUDIO UL - SERIES OF SUBWOOFERS... ALL OUR PRODUCTS COME WITH THE FULL FACTORY WARRANTY!!!SHOP WITH CONFIDENCE. THANK YOU.MSRP $3,999 BEST BANDPASS 12 BOX FOR SOUND QUALITY, HIFI AUDIOPHILE Rated #1 by the Pros in Car & Audio Magazine. Founded in the early 90s Critical MASS Audio has established itself over the 30 plus years as one of the finest audio manufacturers in the world. Many even claim Critical MASS Audio is in a league of its own due its unparalleled combination of the highest possible level in sound, design and finish. What is for certain is the proven consistency in delivering excellence for ears, eyes and hands without any kind of compromise - materialized in unique masterpieces. Words alone cannot effectively describe the CRITICAL MASS AUDIO sound. Objective descriptions such as ruler-smooth frequency response, ultra fast step response and excessive adjectives like neutrality and amazing soundstage could be used however these qualities are a successful by-product of accurate engineering stemming from Critical Mass Audios goal of reaching for perfection. Sonically, the sheer scale and dynamics of the music in this Car Audio system was bloody extraordinary. The effect was Audio Oasis! Award material all the way. The sound was effortless, fluid, natural, organic, and had the sort of transparency that I associate with only the finest sort of designs that Ive encountered on this planet. Detail without edginess; dynamics without loss of control; full-frequency-range presentation without humps or valleys... The Critical Mass Audio system was AMAZING!!! If you want the very best in Car - Home - Motorcycle - Boat... The Critical Mass Audio line of Speakers Amplifiers Crossovers and ALL things high-end audio, will be the last stop for you! You have found the best there is.

THIS AUCTION IS FOR 1- CRITICAL MASS AUDIO USA 12 BANDPASS BOX /// SINGLE 12 SUBWOOFER /// DUAL 2-OHMVOICE COILS. WIRED TO WORK WITH A 1-OHM STABLE AMPLIFIER.THANK YOU FOR SHOPPING WITH US FOR THE PAST 19 YEARS HERE ON EBAY OVER 10,000 HIGH END AUDIO PRODUCTS SOLD WITH 100% + POSITIVE FEEDBACK FROM OUR CUSTOMERSBID AND BUY WITH CONFIDENCE The CRITICAL MASS AUDIO USA neodymium magnets are permanent magnets that have a magnetic force up to a billion times greater than the strength of steel. Neo-magnets are 20+ times stronger than the strongest High Quality ceramic magnet. They are also the most powerful magnets commercially produced and exclusively used in the CRITICAL MASS AUDIO UL - SERIES OF SUBWOOFERS... ALL OUR PRODUCTS COME WITH THE FULL FACTORY WARRANTY!!!SHOP WITH CONFIDENCE. THANK YOU.MSRP $3,999 BEST BANDPASS 12 BOX FOR SOUND QUALITY, HIFI AUDIOPHILE Rated #1 by the Pros in Car & Audio Magazine. Founded in the early 90s Critical MASS Audio has established itself over the 30 plus years as one of the finest audio manufacturers in the world. Many even claim Critical MASS Audio is in a league of its own due its unparalleled combination of the highest possible level in sound, design and finish. What is for certain is the proven consistency in delivering excellence for ears, eyes and hands without any kind of compromise - materialized in unique masterpieces. Words alone cannot effectively describe the CRITICAL MASS AUDIO sound. Objective descriptions such as ruler-smooth frequency response, ultra fast step response and excessive adjectives like neutrality and amazing soundstage could be used however these qualities are a successful by-product of accurate engineering stemming from Critical Mass Audios goal of reaching for perfection. Sonically, the sheer scale and dynamics of the music in this Car Audio system was bloody extraordinary. The effect was Audio Oasis! Award material all the way. The sound was effortless, fluid, natural, organic, and had the sort of transparency that I associate with only the finest sort of designs that Ive encountered on this planet. Detail without edginess; dynamics without loss of control; full-frequency-range presentation without humps or valleys... The Critical Mass Audio system was AMAZING!!! If you want the very best in Car - Home - Motorcycle - Boat... The Critical Mass Audio line of Speakers Amplifiers Crossovers and ALL things high-end audio, will be the last stop for you! You have found the best there is.CRITICAL MASS AUDIO PRO SQ SERIES SINGLE 12 SUB BANDPASS BOX1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topColor Black CarpetYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOX/// NO RESERVE AUCTION /// LAST BID TAKES IT HOME /// BEST QUALITY /// BEST PRICE ///Engineered to provide decades of musical enjoyment. Critical MASS is a Car Audio company whose Super-Fi electronics have made innovation history in the world of high-end mobile sound CA&E. Critical Mass was formed from the World’s First Car Audio and Enhancement school by one of Car Audios first innovators and most influential people in our industry who started the worlds first Car Audio and enhancement school back in the late 1980s “CMA”, from this school Critical MASS was started in Orlando, FL, in 1990. Till this day parts of the technical principles and teachings of CMA are used industry wide in Mobile Electronics teachings and books by associations such as MERA and CEA. Over the past decades Critical MASS has continued to innovate and now leading the way with the Critical MASS $299,000 CES-5.1 one of a kind Esoteric ESL sound system. Not only does Critical MASS make the Best and most expensive car audio system in the world, but this system is so good, that when Car Audio Magazine tested the least expensive part of our $299,000 ESL system “the UL12” called it Perfect , and the BEST and added that it was so good that he would sell a few things, to own one because its worth every dollar! In addition the Critical MASS UL12 was rated #1 over all others by Car Audio Magazine, including companies such as JL Audio, Image Dynamics, Alpine, Xtant, Kicker, Arc Audio, MB Quart, Digital Designs, Cerwin-Vega, Orion, Phoenix Gold Earthquake etc… In other words Imagine how good the rest of the system must sound if the least expensive part of it is the worlds BEST!MSRP. RETAIL PRICE $3,995.00 USD CRITICAL MASS UL12 UL-12 SUBWOOFER IN ACTION VIDEO Video will open in a new window MSRP. $3,995 Price... Save big!!! you only get one chance at a deal this good. Thanks for shopping with us and good luck bidding. Shop with confidence 18 years on Ebay with 100% + Feedback.1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topBlackYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOXWE SHIP WORLD WIDE. WE CAN SHIP UPS / DHL / USPS ... SHIPPING COSTS VARY.SAVE THOUSANDS TODAY, BUY THE BEST THE FIRST TIME AND ENJOY YOUR NEW CRITICAL MASS AUDIO SOUND SYSTEM. TOP RATED BY THE PROs AS THE BEST IN SOUND QUALITY. BRAND NEW WITH FULL FACTORY WARRANTY. WE ARE THE ONLY CRITICAL MASS AUTHORIZED RE-SELLER ON EBAY.WE HAVE BEEN SELLING ON EBAY FOR 18 YEARS WITH 100% + POSITIVE FEEDBACK.BUY WITH CONFIDENCE AND SAVE BIG!!! BEST DEALS BEST PRICES ON THE TOP OF THE LINE CRITICAL MASS AUDIO PRODUCTS. LAST BID TAKES IT HOME!!! NO RESERVE AUCTION... LAST BID TAKES IT HOME...ONLY 2 UNITS LEFT... BID TO WIN, THIS GREAT DEAL WILL NOT LAST.BUY THE BEST - OWN THE BEST - SOUND THE BEST !!! BANDPASS SINGLE 12 BOX FOR 1-OHM STABLE AMPLIFIERS ONLY!!! ATTN: THE AMPLIFIER YOU USE WITH THIS BOX MUST BE 1 OHM STABLE FOR IT TO WORK 100% Thank you for shopping with us.1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at 1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topBlackYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOX Critical MASS - BANDPASS 12 BOX FOR 1-OHM STABLE AMPLIFIERS ONLY!!! below is a quote from USACi sound quality World ChampionI should preface this review with exactly whothe listeners are: Robyn - USACi sound qualityWorld Champion and me - both musicians andaudiophiles. Needless to say, We are a toughbunch to impress. The overall transparency iscrystal clear, giving us the sonic illusion that themusicians were performing over the engine. I reallycant express how happy we are with this set- and every other Critical MASS product wevehad the pleasure of listening to! USACi sound quality World Champion/// NO RESERVE AUCTION /// LAST BID TAKES IT HOME /// BEST QUALITY /// BEST PRICE ///Engineered to provide decades of musical enjoyment. Critical MASS is a Car Audio company whose Super-Fi electronics have made innovation history in the world of high-end mobile sound CA&E. Critical Mass was formed from the World’s First Car Audio and Enhancement school by one of Car Audios first innovators and most influential people in our industry who started the worlds first Car Audio and enhancement school back in the late 1980s “CMA”, from this school Critical MASS was started in Orlando, FL, in 1990. Till this day parts of the technical principles and teachings of CMA are used industry wide in Mobile Electronics teachings and books by associations such as MERA and CEA. Over the past decades Critical MASS has continued to innovate and now leading the way with the Critical MASS $299,000 CES-5.1 one of a kind Esoteric ESL sound system. Not only does Critical MASS make the Best and most expensive car audio system in the world, but this system is so good, that when Car Audio Magazine tested the least expensive part of our $299,000 ESL system “the UL12” called it Perfect , and the BEST and added that it was so good that he would sell a few things, to own one because its worth every dollar! In addition the Critical MASS UL12 was rated #1 over all others by Car Audio Magazine, including companies such as JL Audio, Image Dynamics, Alpine, Xtant, Kicker, Arc Audio, MB Quart, Digital Designs, Cerwin-Vega, Orion, Phoenix Gold Earthquake etc… In other words Imagine how good the rest of the system must sound if the least expensive part of it is the worlds BEST!MSRP. RETAIL PRICE $3,995.00 USD THANK YOU FOR SHOPPING WITH US FOR THE PAST 19 YEARS HERE ON EBAY OVER 10,000 HIGH END AUDIO PRODUCTS SOLD WITH 100% + POSITIVE FEEDBACK FROM OUR CUSTOMERSBID AND BUY WITH CONFIDENCE The CRITICAL MASS AUDIO USA neodymium magnets are permanent magnets that have a magnetic force up to a billion times greater than the strength of steel. Neo-magnets are 20+ times stronger than the strongest High Quality ceramic magnet. They are also the most powerful magnets commercially produced and exclusively used in the CRITICAL MASS AUDIO UL - SERIES OF SUBWOOFERS... ALL OUR PRODUCTS COME WITH THE FULL FACTORY WARRANTY!!!SHOP WITH CONFIDENCE. THANK YOU.MSRP $3,999 BEST BANDPASS 12 BOX FOR SOUND QUALITY, HIFI AUDIOPHILE Rated #1 by the Pros in Car & Audio Magazine. Founded in the early 90s Critical MASS Audio has established itself over the 30 plus years as one of the finest audio manufacturers in the world. Many even claim Critical MASS Audio is in a league of its own due its unparalleled combination of the highest possible level in sound, design and finish. What is for certain is the proven consistency in delivering excellence for ears, eyes and hands without any kind of compromise - materialized in unique masterpieces. Words alone cannot effectively describe the CRITICAL MASS AUDIO sound. Objective descriptions such as ruler-smooth frequency response, ultra fast step response and excessive adjectives like neutrality and amazing soundstage could be used however these qualities are a successful by-product of accurate engineering stemming from Critical Mass Audios goal of reaching for perfection. Sonically, the sheer scale and dynamics of the music in this Car Audio system was bloody extraordinary. The effect was Audio Oasis! Award material all the way. The sound was effortless, fluid, natural, organic, and had the sort of transparency that I associate with only the finest sort of designs that Ive encountered on this planet. Detail without edginess; dynamics without loss of control; full-frequency-range presentation without humps or valleys... The Critical Mass Audio system was AMAZING!!! If you want the very best in Car - Home - Motorcycle - Boat... The Critical Mass Audio line of Speakers Amplifiers Crossovers and ALL things high-end audio, will be the last stop for you! You have found the best there is.

THIS AUCTION IS FOR 1- CRITICAL MASS AUDIO USA 12 BANDPASS BOX /// SINGLE 12 SUBWOOFER /// DUAL 2-OHMVOICE COILS. WIRED TO WORK WITH A 1-OHM STABLE AMPLIFIER.THANK YOU FOR SHOPPING WITH US FOR THE PAST 19 YEARS HERE ON EBAY OVER 10,000 HIGH END AUDIO PRODUCTS SOLD WITH 100% + POSITIVE FEEDBACK FROM OUR CUSTOMERSBID AND BUY WITH CONFIDENCE The CRITICAL MASS AUDIO USA neodymium magnets are permanent magnets that have a magnetic force up to a billion times greater than the strength of steel. Neo-magnets are 20+ times stronger than the strongest High Quality ceramic magnet. They are also the most powerful magnets commercially produced and exclusively used in the CRITICAL MASS AUDIO UL - SERIES OF SUBWOOFERS... ALL OUR PRODUCTS COME WITH THE FULL FACTORY WARRANTY!!!SHOP WITH CONFIDENCE. THANK YOU.MSRP $3,999 BEST BANDPASS 12 BOX FOR SOUND QUALITY, HIFI AUDIOPHILE Rated #1 by the Pros in Car & Audio Magazine. Founded in the early 90s Critical MASS Audio has established itself over the 30 plus years as one of the finest audio manufacturers in the world. Many even claim Critical MASS Audio is in a league of its own due its unparalleled combination of the highest possible level in sound, design and finish. What is for certain is the proven consistency in delivering excellence for ears, eyes and hands without any kind of compromise - materialized in unique masterpieces. Words alone cannot effectively describe the CRITICAL MASS AUDIO sound. Objective descriptions such as ruler-smooth frequency response, ultra fast step response and excessive adjectives like neutrality and amazing soundstage could be used however these qualities are a successful by-product of accurate engineering stemming from Critical Mass Audios goal of reaching for perfection. Sonically, the sheer scale and dynamics of the music in this Car Audio system was bloody extraordinary. The effect was Audio Oasis! Award material all the way. The sound was effortless, fluid, natural, organic, and had the sort of transparency that I associate with only the finest sort of designs that Ive encountered on this planet. Detail without edginess; dynamics without loss of control; full-frequency-range presentation without humps or valleys... The Critical Mass Audio system was AMAZING!!! If you want the very best in Car - Home - Motorcycle - Boat... The Critical Mass Audio line of Speakers Amplifiers Crossovers and ALL things high-end audio, will be the last stop for you! You have found the best there is.CRITICAL MASS AUDIO PRO SQ SERIES SINGLE 12 SUB BANDPASS BOX1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topColor Black CarpetYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOX/// NO RESERVE AUCTION /// LAST BID TAKES IT HOME /// BEST QUALITY /// BEST PRICE ///Engineered to provide decades of musical enjoyment. Critical MASS is a Car Audio company whose Super-Fi electronics have made innovation history in the world of high-end mobile sound CA&E. Critical Mass was formed from the World’s First Car Audio and Enhancement school by one of Car Audios first innovators and most influential people in our industry who started the worlds first Car Audio and enhancement school back in the late 1980s “CMA”, from this school Critical MASS was started in Orlando, FL, in 1990. Till this day parts of the technical principles and teachings of CMA are used industry wide in Mobile Electronics teachings and books by associations such as MERA and CEA. Over the past decades Critical MASS has continued to innovate and now leading the way with the Critical MASS $299,000 CES-5.1 one of a kind Esoteric ESL sound system. Not only does Critical MASS make the Best and most expensive car audio system in the world, but this system is so good, that when Car Audio Magazine tested the least expensive part of our $299,000 ESL system “the UL12” called it Perfect , and the BEST and added that it was so good that he would sell a few things, to own one because its worth every dollar! In addition the Critical MASS UL12 was rated #1 over all others by Car Audio Magazine, including companies such as JL Audio, Image Dynamics, Alpine, Xtant, Kicker, Arc Audio, MB Quart, Digital Designs, Cerwin-Vega, Orion, Phoenix Gold Earthquake etc… In other words Imagine how good the rest of the system must sound if the least expensive part of it is the worlds BEST!MSRP. RETAIL PRICE $3,995.00 USD CRITICAL MASS UL12 UL-12 SUBWOOFER IN ACTION VIDEO Video will open in a new window MSRP. $3,995 Price... Save big!!! you only get one chance at a deal this good. Thanks for shopping with us and good luck bidding. Shop with confidence 18 years on Ebay with 100% + Feedback.1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topBlackYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOXWE SHIP WORLD WIDE. WE CAN SHIP UPS / DHL / USPS ... SHIPPING COSTS VARY.SAVE THOUSANDS TODAY, BUY THE BEST THE FIRST TIME AND ENJOY YOUR NEW CRITICAL MASS AUDIO SOUND SYSTEM. TOP RATED BY THE PROs AS THE BEST IN SOUND QUALITY. BRAND NEW WITH FULL FACTORY WARRANTY. WE ARE THE ONLY CRITICAL MASS AUTHORIZED RE-SELLER ON EBAY.WE HAVE BEEN SELLING ON EBAY FOR 18 YEARS WITH 100% + POSITIVE FEEDBACK.BUY WITH CONFIDENCE AND SAVE BIG!!! BEST DEALS BEST PRICES ON THE TOP OF THE LINE CRITICAL MASS AUDIO PRODUCTS. LAST BID TAKES IT HOME!!! NO RESERVE AUCTION... LAST BID TAKES IT HOME...ONLY 2 UNITS LEFT... BID TO WIN, THIS GREAT DEAL WILL NOT LAST.BUY THE BEST - OWN THE BEST - SOUND THE BEST !!! BANDPASS SINGLE 12 BOX FOR 1-OHM STABLE AMPLIFIERS ONLY!!! ATTN: THE AMPLIFIER YOU USE WITH THIS BOX MUST BE 1 OHM STABLE FOR IT TO WORK 100% Thank you for shopping with us.1000W RMS 12 Subwoofer bandpass 1 ohm Critical Mass carbon-fiber Subclear front window recommended power: 800-1000 watts RMS at 1ohmIn car frequency response: 22-133 Hz99 dB at 2.83v15H x 15 1/2W x 15 D at Base x 10 D at topBlackYOUR AMPLIFIER MUST BE 1-OHM STABLE TO POWER THIS BANDPASS BOX Critical MASS - BANDPASS 12 BOX FOR 1-OHM STABLE AMPLIFIERS ONLY!!! below is a quote from USACi sound quality World ChampionI should preface this review with exactly whothe listeners are: Robyn - USACi sound qualityWorld Champion and me - both musicians andaudiophiles. Needless to say, We are a toughbunch to impress. The overall transparency iscrystal clear, giving us the sonic illusion that themusicians were performing over the engine. I reallycant express how happy we are with this set- and every other Critical MASS product wevehad the pleasure of listening to! USACi sound quality World Champion/// NO RESERVE AUCTION /// LAST BID TAKES IT HOME /// BEST QUALITY /// BEST PRICE ///Engineered to provide decades of musical enjoyment. Critical MASS is a Car Audio company whose Super-Fi electronics have made innovation history in the world of high-end mobile sound CA&E. Critical Mass was formed from the World’s First Car Audio and Enhancement school by one of Car Audios first innovators and most influential people in our industry who started the worlds first Car Audio and enhancement school back in the late 1980s “CMA”, from this school Critical MASS was started in Orlando, FL, in 1990. Till this day parts of the technical principles and teachings of CMA are used industry wide in Mobile Electronics teachings and books by associations such as MERA and CEA. Over the past decades Critical MASS has continued to innovate and now leading the way with the Critical MASS $299,000 CES-5.1 one of a kind Esoteric ESL sound system. Not only does Critical MASS make the Best and most expensive car audio system in the world, but this system is so good, that when Car Audio Magazine tested the least expensive part of our $299,000 ESL system “the UL12” called it Perfect , and the BEST and added that it was so good that he would sell a few things, to own one because its worth every dollar! In addition the Critical MASS UL12 was rated #1 over all others by Car Audio Magazine, including companies such as JL Audio, Image Dynamics, Alpine, Xtant, Kicker, Arc Audio, MB Quart, Digital Designs, Cerwin-Vega, Orion, Phoenix Gold Earthquake etc… In other words Imagine how good the rest of the system must sound if the least expensive part of it is the worlds BEST!MSRP. RETAIL PRICE $3,995.00 USD THANK YOU FOR SHOPPING WITH US FOR THE PAST 19 YEARS HERE ON EBAY OVER 10,000 HIGH END AUDIO PRODUCTS SOLD WITH 100% + POSITIVE FEEDBACK FROM OUR CUSTOMERSBID AND BUY WITH CONFIDENCE The CRITICAL MASS AUDIO USA neodymium magnets are permanent magnets that have a magnetic force up to a billion times greater than the strength of steel. Neo-magnets are 20+ times stronger than the strongest High Quality ceramic magnet. They are also the most powerful magnets commercially produced and exclusively used in the CRITICAL MASS AUDIO UL - SERIES OF SUBWOOFERS... ALL OUR PRODUCTS COME WITH THE FULL FACTORY WARRANTY!!!SHOP WITH CONFIDENCE. THANK YOU.MSRP $3,999 BEST BANDPASS 12 BOX FOR SOUND QUALITY, HIFI AUDIOPHILE Rated #1 by the Pros in Car & Audio Magazine. Founded in the early 90s Critical MASS Audio has established itself over the 30 plus years as one of the finest audio manufacturers in the world. Many even claim Critical MASS Audio is in a league of its own due its unparalleled combination of the highest possible level in sound, design and finish. What is for certain is the proven consistency in delivering excellence for ears, eyes and hands without any kind of compromise - materialized in unique masterpieces. Words alone cannot effectively describe the CRITICAL MASS AUDIO sound. Objective descriptions such as ruler-smooth frequency response, ultra fast step response and excessive adjectives like neutrality and amazing soundstage could be used however these qualities are a successful by-product of accurate engineering stemming from Critical Mass Audios goal of reaching for perfection. Sonically, the sheer scale and dynamics of the music in this Car Audio system was bloody extraordinary. The effect was Audio Oasis! Award material all the way. The sound was effortless, fluid, natural, organic, and had the sort of transparency that I associate with only the finest sort of designs that Ive encountered on this planet. Detail without edginess; dynamics without loss of control; full-frequency-range presentation without humps or valleys... The Critical Mass Audio system was AMAZING!!! If you want the very best in Car - Home - Motorcycle - Boat... The Critical Mass Audio line of Speakers Amplifiers Crossovers and ALL things high-end audio, will be the last stop for you! You have found the best there is.