USB Headset

USB Headset Specifications: Speaker Size: 40mm Sensitivity: 105dB±2dB/mW (at 1kHz) Impedance: 32 ohms ± 10% Frequency response: 20Hz 20,000Hz Ratedpower: 100mW Power capability: 1,000mW Cable length: 2m Microphone unit: 6 x 5mm / -58dB±2dB Plug type: USB2.0USB Controller: 1. Button "UP" for volume up 2. Button "DN" for volume down 3. Button "MT" for speaker mute 4. Button "MIC.MUTE" for microphone mute Features: 1) Surround sound quality 2) High quality leather ear pads 3) Single side cord to avoid twist 4) Adjustable headband System requirements: 1) USB interface 2) CPU: Pentium 300MHz or above 3) Memory: 64MB or above 4) Hard disk space: 200MB or above 5) CD-ROM drive 6) Windows system and Mac OS