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Calisto 540 Support
USB Deskphone
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Knowledge Base
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Specifications
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 - Warranty
