LOGITECH B750 Wireless Headset
- Frequency response: - Headset: 20-20,000 Hz - Microphone: 100-10,000 Hz - Sensitivity: - 62 dBV/ìBar - 42 dBV/PA +/-3 dB - Wireless protocol: 2.4 GHz with 79 available wireless channels - USB compatible (1.1 and 2.0) www.logitech.com