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.
VaxStream Corporation is a Facility-based IP Carrier. This means that we are the service provider and there are no middlemen, so you save "BIG" and get the best in quality.