SADES SA903 7.1 Surround Sound USB PC Stereo Gaming Headset with Microphone Volume-Control LED light (Black)

SADES ,with over 20 years of professional production experience and strong technical force,is outstanding in the circel of gaming peripherals ,devoting whole life to provide highest standard and professional gaming accessories. Company with its own industrial park and 250 R&D technicians for modeling, structure design, electronics, user interface, and software,has introduced lastest advanced modernization production assembly line ,the check-out facility,and automatically mechanized production equipments,more while being both lead-free and environmentally responsible.ISO9001,ISO14001,CE,ROHS,SVHC,FCC,UL,FDA are certified. Loudhailer diameter:40mm(NdFeB) Frequency range: :20~20.000Hz Sound effect: 7.1 simulated sound channels Sensitivity:112dB +/- 3 dB at 1 khz Impedance:32 Ohm +/- 15% Max Input power:30mW Mic Dimension:6.0*5.0mm Mic Frequency Range:50-10KHz Mic Sensitivity:-38dB +/- 3 dB Mic Impedance:smaller than 2.2K ohm at 1khz Cable length:2.2m Input Plug:USB (USB connection provides power) Item with SADES gift retail packing