Type: Gaming Headphonesdriver Diameter: 40Mmimpedance: 32Ohmsensitivity: 105Db +/- 3Db At 1Khzfrequency Range: 15Hz-20Khzmic Dimension: 6.0 * 5.0Mmmic Sensitivity: -38Db +/- 3Dbmic Impedance: 2.2Kohmled Working Voltage: Dc5V +/- 5%Headset Interface: 3.5Mm + Usb (Usb For Led Light)Cable Length: Approx. 2.1Mspecification