7.1 TechnoZone K 75 Gaming Headphone USB sound card

K75 Gaming Headphone : 7.1 USB sound card delivers thrilling surround sound Back light the model with CM6533X1 Chip with software The Model with 50mm HI-FI Driver Omnidirectional Microphones can receive voice by 360 degrees Multipoint support beam, dispersal pressure reduce background noise Over-Ear Specification : loudhailer diameter : 50mm Independent EQ function keys, switch 4 modes in sound, music, games, movies Frequency rang : 20Hz-20KHz Sensitivity :115±3dB Impedance: 64Ohm ±15%   Ω(f=1KHz) Distortion: ≤ 5% THD mic directivity  : omni-directional Max Input power : 20 mW Mic Dimension : 6.0 × 2.7 mm Microphone Directivity : Omnidirectional Microphone Sensitivity: -42db±3db Microphone Impedance: ≤ 2.2KOhm at 1KHz plug : USB USB Cable Length : 2M Support Platforms :PC, Tablets, Ps4 and so on