Plantronics Calisto P835M is USB speakerphone optimized for work with Microsoft Office Communicator and Microsoft Lync. Calisto P835M is the first speaker in UC product family line, which unifies the possibility of simple call management and simultaneous work with cell phone, computer and analog telephone line.
Global Voice Networking
Global Voice Networking provides a corporate Voice VPN and SIP Trunk service for multi-site and global customers
Get Your Network Talking with Global Voice Networking
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