SoundPoint® IP 650
High-Performance IP Phone with Polycom HD Voice.
Six-line executive phone.
Revolutionary voice quality with Polycom HD Voice.
Advanced, cutting-edge features and applications.
Expandable to support three. Expansion Modules.
Interoperable with leading SIP-based IP PBX and Softswitch platforms.
SIP.

Features
- Six lines (standalone) / 12 lines (with the Expansion Module)
- Polycom HD Voice technology, including support of G.722 wideband codec, Acoustic Clarity Technology 2, and systems design optimized for HD Voice
- Advanced functionality, including shared lines, busy lamp field, presence, and XHTML applications
- Support of up to three SoundPoint IP Expansion Modules
- Backlit 320 x 160-pixel grayscale graphical LCD
- Integrated IEEE 802.3af Power over Ethernet (PoE) support
- USB port for future applications