Superlux Professional Monitor Headphone HD681EVO/W White Semi-Open type F/S NEWDescription:Driver units: 50 mm dynamic / neodymium magnet recruitment Sensitivity: 98 dB SPL/1 mW, the frequency band: 10-30000 Hz Maximum input: 300 mW, impedance: 32 ohm Cable from the headphones with detachable straight cable, 1 m and 3 ms included two types, gold meckistereomini plugs, connector: 3.5 mm dia. Accessories: 3.5 mm diameter 6.3 mm diameter gold-plated plug the headphones cable 1 m, 3 m 1pc each headphone cable retainer clip and carrying pouch Manufacturer part number: HD681EVO/W Color: white Audio HD681 series to further evolve, new design and sound, appeared as a HD681EVO. Large diameter 50 mm driver units produce high-quality sound. You can choose from two colors of black and white color. Shipping: Please note: Japan Post has stopped shipping to many countries. For such countries, items may be sent by other courier such as DHL. Please ask us prior to purchase as to which carrier will deliver. You cannot change the destination address after making a purchase. Please make sure the shipping address is correct before making a purchase. International Buyers - Please Note: Import duties, taxes and charges are not included in the item price or shipping charges. These charges are the buyers responsibility. Please check with your countrys customs office to determine what these additional costs will be prior to bidding/buying. These charges are normally collected by the delivering freight (shipping) company or when you pick the item up - do not confuse them for additional shipping charges.