This product is either discontinued or we cannot get that from suppliers.
Poly Plantronics 210900-01, Calisto 3200 Uc Usb-a Speakerphone, Echo Cancellation, Full-Duplex (FDX), Wideband, USB Connections 1 x USB Type-A, Pickup Pattern Omnidirectional.
The Plantronics Calisto 3200 turns any room in your remote location into a conference room. It provides crystal-clear audio quality, plug-and-play USB connectivity, 360? microphone coverage, and rich voice quality.