• 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
• Phone ships with an AC Power Adapter
• Made in a compliant Country

Compatibility:

• Manual or dynamic host configuration protocol (DHCP) network setup
• FTP / TFTP / HTTP / HTTPS server-based central provisioning for mass deployments
• Web portal for individual unit configuration
• Network Address Translation (NAT) support for static configuration and "Keep-Alive" SIP signaling

Dimensions: 10.5 in x 6 in x 7.5 in x 2.5 inches (W x H x D x T)