

Product Descriptions
CIRCLEâ„¢ SC 230/SC 260 USB MS II are robust, single-sided and Double-sided, wired headset with in-line call control unit. Certified for Skype for Business.
- Monaural Headband
- USB connector
- Noise cancelling microphone
- Microphone frequency response 150-6800 Hz
- speaker frequency response 50-18000 Hz
- Max 113dB limited by ActiveGard