Qisan USB 7.1 Surround Sound Version Game Gaming Headphone Computer Headset Earphone Headband with Microphone LED Light(G9000,Black and blue) Headphone Frequency Response: 15Hz-20KHz Weight: 338g / 11.9oz Microphone Sensitivity: -38dB +/- 3dB Color: Black/Blue Package Contents: 1 * KOTION EACH G9000 USB 7.1 Version Gaming Headphone Version: Wired |