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.
Dialdigit lets you use your Internet connection to make and receive phone calls using our VoIP network. We offer a business measured plan, monthly packages calling along with high quality Internet phones and VoIP devices.