Ningbo Excel Electronic Co., Ltd. [China]

Detailed Product Description

USB Headphone

Specifications: 

Speaker Size: 40mm
Sensitivity: 105dB±2dB/mW (at 1kHz)
Impedance: 32 ohms ± 10%
Frequency response: 20Hz~20,000Hz
Rated power: 100mW
Power capability: 1,000mW
Cable length: 2m
Microphone unit: 6 x 5mm / -58dB±2dB
Plug type: USB2.0

USB Controller:
1. Button VOL. + for volume up
2. Button VOL. - for volume down
3. Button SPK.MUTE 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