Buy the Polycom SoundPoint IP 550, a reliable mid-level SIP phone for business. SoundPoint 550 supports 4 line registrations with up to 24 concurrent calls per line. It has a clear 320x160 backlit graphical LCD display and features the wideband audio that Polycom is famous for. The handset is hearing aid compatible and the full-duplex speakerphone comes with Acoustic Clarity technology.

Polycom SoundPoint IP 550 supports SIP, giving you broad choice of VoIP platforms. As a PoE device, the 550 can be powered through an Ethernet cable. With the 550, you get professional features like support for TLS and SRTP encryption and Layer 2 and 3 QoS control. For a VoIP phone designed for today's offices, look to a refurbished Polycom SoundPoint IP 550.

This model of the Polycom SoundPoint IP 550 is professionally refurbished. During this rigorous process, all components are checked and the firmware is updated to the latest release. Every phone comes with a quality control assurance sticker.

Polycom SoundPoint IP 550 Phone Quick Specs:

• Communications Protocol: SIP
• Lines: 4
• Ethernet Ports: 2x 10/100
• PoE: 802.3af
• Additional Interfaces: 1x RJ9 headset
• Display: 320x160 backlit graphical LCD
• Speakerphone: full-duplex
• Conferencing: 3-way
• Audio Codecs: G.722, G.711μ/a, G.729A (Annex B), iLBC
• QoS: 802.1p/Q tagging (VLAN), TOS & DSCP

Polycom SoundPoint IP 550 Refurbished Package Contents:

• SoundPoint IP 550 phone
• Handset with cord
• Base stand
• LAN cable
• Quick start guide