Whether you prefer the holistic approach or like to listen analytically, the K 701 will turn perception into pure enjoyment. AKG is the first manufacturer in the world to use revolutionary flat-wire technology in headphones, namely the K 701. The result is a truly dramatic sound that places every musician at his or her correct location with pinpoint accuracy. This kind of agility and spaciousness in addition to brilliant highs and velvety, punchy bass is simply miraculous. These superlative open-back dynamic headphones provide an outstanding accurate sound and excellent imaging. Try the K 701 and find out what ingenious headphone engineering can do for you.Main Features:Revolutionary flat-wire voice coil technology for extremely accurate sound and transient responsePatented Varimotion two-layer diaphragm for sparkling highs and accurate bass response Comfortable, specially shaped 3D-form ear pads for perfect fitPadded genuine-leather headband Individually tested and numberedSpecifications:Headphone type openAudio Frequency bandwidth 10 to 39800 HzSensitivity headphones 105 dB SPL/VMax. Input Power 200 mWRated Impedance 62 OhmsDetachable cable yesType Stereo plug 3.5mm (1/8-inch) with 6.3 mm (1/4) screw-on adapterContacts 3-pinInterface Finish GoldDimensions / Weight Length 113 mm Width 199 mm Height 212 mm Net Weight 235 g