CP0234U Features Soft cushion to improve wearing comfort and bass response Compatible with all 3.5mm digital devices Adjustable band to fit everyone Conveniently talk with your friends online with the equipped Microphone General Specs Brand & Model KEENION KDM-813   Microphone Yes Directional Omni-directional Driver Unit 40 mm Frequency Response Headphone: 20-20000Hz, Microphone: 75-16000Hz Sensitivity Headphone: 106dB±3dB, Microphone: -52dB±4dB Impedance Headphone: 32ohms, Microphone: 2Kohms Plug Standard 3.5 mm Cable Length 2.3 m Compatibility The digital devices containing a 3.5 mm audio port Package Details Weight: 349.89 g Size: 21.5*19.00*7.8 cm Package Includes * KEENION KDM-813 3.5 mm Plug On-ear Stereo Gaming Headphones with Microphone