click for detailsThe Polycom SoundPoint IP 550 is a four-line SIP desktop phone that brings lifelike richness and voice quality to phone calls.MSRP $355Related PostsSenior Network Technician (berkeley)Polycom SoundPoint IP 335 with PC port switchTop 3 Reasons to Trust Telnexus with Your PhonesKeeping Your Network Up In The Rain or Why a Wireless ISP is Better than a T1