Calisto 820 connects to PC and mobile phone.

Communication across devices has never been more simple with the Calisto 800 Series multi-device speakerphone system
Superior Call Management

Connects and seamlessly switches between calls from PC, mobile and home* phone
A 2.4" color display and a touch sensitive dial pad for easy caller ID viewing, dialing, answering, switching, and muting across devices
Full call control with Microsoft Office Communicator and Lync 2010
For privacy, use with Bluetooth or corded headsets/ headphones ( 3.5mm)

Uncompromising Audio Quality

Premium, rich-sounding full duplex speakerphone
Wideband audio coupled with advanced noise cancellation technology

Freedom of Movement

Wireless microphone offers unparalleled voice transmission and freedom of movement
Remote answer/ end/ mute control
Enables 360-degree small group conferencing when placed flat on a table