Plantronics Calisto P540-M

Calisto P540-M, USB, RJ-22, 6800Hz, 118dBA, Black Calisto P540-M
PC-powered desk phone, designed for use with Microsoft Office Communicator 2007

- Optimized for Microsoft Office Communicator;
- USB plug-and-play (Connects to PC via USB);
- Wideband audio;
- Backlit LCD display shows incoming caller ID, time, and user's online status/presence;
- Volume control;
- Mute Key that lights up when activated;
- Speakerphone;
- SoundGuard® technology;
- Headset port (Compatible with Plantronics H top headsets & 27190-01 cable).

Audio performance:
Wideband — up to 6,800Hz; automatic gain control; dynamic noise reduction, acoustic echo cancellation.
Hearing protection:
SoundGuard — protects against sound levels above 118dBA
Headset port:
RJ-22 connector compatible with Plantronics H-top headsets.