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The SoundPoint IP 550 desktop phone is a four-line SIP phone that delivers calls of unprecedented clarity and supports a comprehensive range of cutting-edge features.
The SoundPoint IP 550 desktop phone features Polycom’s revolutionary HD Voice technology, which brings life-like richness and clarity to every call. Polycom HD Voice technology incorporates wideband audio for over twice the voice clarity. Add the support of four lines, a backlit, high resolution, easy-to-read graphical display and flexible customizations options, and it becomes clear why the SoundPoint IP 550 is certain to meet the voice communication needs of the most demanding managers and professionals. |
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 Caller ID Show/Restrict |
 Quick Redial |
 Volume keys |
 Mute Key |
 Call Hold |
 Call Forward |
 3-way Call |
 Voice Mail |
| Up to 4 lines with up to 2 concurrent calls per line |
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| Support of G.722 wideband codec, Acoustic Clarity Technology 2, and systems design optimized for Polycom HD Voice technology |
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| Integrated IEEE 802.3af Power over Ethernet (PoE) support |
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| Advanced functionality, including shared lines, and busy lamp field, and XHTML Microbrowser |
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| Cutting-edge SIP features |
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| Hands-free speakerphone |
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| Interoperability with leading SIP-based IP PBX and Softswitch platforms |
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| Two-port 10/100 Mbps Ethernet switch |
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