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.
Abbeynet is a leading European company focused on state-of-the-art VoIP technologies based on the SIP standard, including integration between fixed and mobile networks in an all-IP context and web-based VoIP service architectures.