Silver OEM USB Headset/Mic

MODEL- VENDOR- FEATURES- Internet Communication USB Headset- OEM Pack Stereo Headset and boom microphone with DNCT4 (Direct Noise Canceling Microphone Technology). * USB connectivity* Stereo headset with adjustable headband and boom arm* 7 foot shielded cord with USB 2.0 connector* 180 degree microphone * Leatherette ear pads * Ambidextrous design (wear on right or left side) -- SPECIFICATIONs ----------------------------------DRIVERS - 27mm dynamic driversMICROPHONE - Output : -67dBV/microbar -47dBV/pascal +/- 4dB Power voltage: 1.5v to 10vIMPEDANCE - Headphone : 32 ohms Microphone : 2.2K ohmsFREQUENCY RESPONSE- Headset : 20 ~ 20 000 Hz Microphone : 100 ~ 16 000 Hz MANUFACTURER :  1 YEAR- SKU: ZX9DHAC851B