The Polycom SoundPoint IP 430 VoIP Phone is a two-line desktop IP phone that delivers the outstanding voice quality and smoothness of natural two-way conversations with its full-duplex speakerphone featuring the Polycom Acoustic Clarity Technology.
2 lines - Full-duplex speakerphone with Acoustic Clarify Technology - Robust feature set and security
Dual switched 10/100 Mbps Ethernet ports - Built-in auto-sensing IEEE 802.3af PoE support - SIP