Key facts
Start here
Polycom SoundPoint IP 550 User Guide
This User Guide provides everything needed to install, configure, and use the Polycom SoundPoint IP 550 SIP phone. It includes sections on parts, assembly, network and power connections, and basic operation.
The guide also details advanced features such as multiple call appearances, text messaging, buddy lists, and integration with Microsoft Live Communications Server, plus a troubleshooting chapter for common issues.
Polycom SoundPoint IP 550 specifications
| Maximum Lines | 4 |
|---|---|
| Display Resolution | 320 x 160 pixels, grayscale LCD |
| Power over Ethernet | IEEE 802.3af PoE (auto‑sensing) |
| Dimensions | 10.5 in x 6 in x 7.5 in x 2.5 in |
| Weight | 2.4 lb (1.1 kg) |
| Operating Temperature | +10 °C to +40 °C |
| Supported Audio Codecs | G.722, G.711 µ/A, G.729A |
All Polycom SoundPoint IP 550 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Ratings, dimensions and ordering codes, for selection and design work.
Questions answered in these manuals
How do I connect the network and power source for the SoundPoint IP 550?
Refer to the "Connecting Network and Power Source" section of the guide for wiring and power requirements.
How can I adjust the display contrast on the SoundPoint IP 550?
The display contrast can be set in the "Display Contrast" menu as described in the customization chapter.
How many lines does the SoundPoint IP 550 support?
It supports up to four simultaneous lines.
Does the phone support Power over Ethernet?
Yes, it has built‑in IEEE 802.3af PoE with auto‑sensing.