click for detailsThe Polycom SoundPoint IP 650 is a six-line SIP desktop phone that brings life-like richness and voice quality to phone calls.MSRP $435Related PostsPolycom SoundPoint IP 550 4-line HD voicePolycom SoundPoint IP 670 6-line Color UI, HD VoicePolycom SoundStation IP 5000 HD voicePolycom SoundPoint IP 556 4-line HD voice and gigabit PC port