Features:
- Built-in sound card and full frequency speaker
- Full duplex voice, sending and receiving at same time
- 360°overall high sensitivity microphone with mute switch button
- Built-in volume control button and earphone jack
- Supports hot-swappable and can connect to USB interface of any computer
- The unique function of voice echo elimination and noise suppression
- Supports automatic gain control(AGC)
- The max power is 2W, high-fidelity sound output
- Frequency response range: 180-20000 Hz
- Sound pressure: 90 dB
- Nominal impedance: 8 ohm
- Support Windows 2000/xp/vista, Linux, Mac OS
Packages: - Mini USB conference phone * 1
- USB cable * 1
- User manual * 1
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