Calisto 540 고객 지원

Connects to
- PC via USB
Ideal for
- Users transitioning to PC telephony
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
Limited warranty
- 1 year
Microsoft ® Office Communicator
- Optimized for Microsoft ® Office Communicator 2007 Model number: P540-M