Model: EACH G2100Driver diameter: 50mmImpedance: 32ohm Sensitivity: 113dB +/- 3dB Frequency range: 20-20KHzMic dimension: 6.0 * 5.0mmMic sensitivity: -34dB +/- 3dBMic impedance: 2.2kohmDirectivity: OmnidirectionalLED working voltage: DC5V +/- 5%Working current: Below 100mAHeadset interface: USB (plug the USB connector， LED light is on， unplug， it off) + 3.5mm stereo Cable length: Approx. 2.2m / 7.22ftColor: Blue & Black， Red & Black， White & BlueHeadphone size: Approx. 7.9 * 4.3 * 8.5inHeadphone weight: 416g / 14.7ozPackage size: 8.1 * 4.6 * 9.2inPackage weight: 630g / 1.39LbsEACH G2100 is a professional gaming headset for computer game players. Features 50mm super big driver unit， delivers clear sound and deep bass for Real Game. LED lights are designed with cool light effect on the earcups， making it look more fashionable and stunning. Smart line-in volume control and vibration function， which let you feel more exciting while playing games. Hidden microphone design， more comfortable in case you do not need microphone.Package content:1 * EACH G2100 Headphone (Without Retail Package)1 * User Manual