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.
Telecall guarantees all types of carrier customers expanded reach, capacity, and quality. Telecall is a reliable partner to Carriers that need to deliver competitively priced connectivity around the globe.