Sell USB Headset 3D Surround 5.1 with Microphone

Model No.:CD-990MV
Product Origin:China
Brand Name:OEM
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Description:Specifications: 1) Elegant medium size stereo headset with microphone 2) Speaker diameter: 40mm 3) Sensitivity: 103dB±2dB, SPL at 1kHz 4) Impedance: 32Ω 5) Frequency response: 20Hz - 20kHz 6) Rated power: 15mW 7) Material of the line: nylon line / PVC 8) Plug: USB2.0