This is an optional wireless Bluetooth lapel microphone for Calisto 800 series USB Speaker Phones - P820, P820-M, P830, P830-M
Key Features:
- freedom to walk around while you talk without worrying about how well your voice is being picked up
- Comes with charging dock that snaps onto the right side of Calisto 800 series
- Charging doc is magnetic and holds the lapel microphone securely while not in use
- This Bluetooth wireless lapel mic has remote call answer/end, and a convenient mute control button in case you need to cough, etc.
- Approximately 2" X 3/4" X 1/4" thick
- Bluetooth v2.1 & eSCO (eSCO stands for extended synchronous connection orientated, which basically improves voice quality of audio links resulting in fantastic call quality)
- Dual omni-switching microphones makes speech sound clear and natural (not choppy)
- This mic is included with Calisto models P825 and P825-M, which is optimized for Microsoft Office Communicator / Lync