--- title: Soundpoint IP 550 description: The SoundPoint IP 550 features the most comprehensive, best-sounding, high-quality VoIP phones for business communications. Learn more here! --- - [Support](https://www.votacall.com/support) - [Billing](https://billing.votacall.com/iLogin.aspx) - [Voice Portal](https://ews1.altvoip.com/Login/) - [Fax Portal](http://www.votafax.com/) - [Agent](https://agent.votacall.com/iLogin.aspx) - **Toll Free: 866-303-8600** [![Votacall Logo](https://www.votacall.com/hs-fs/hubfs/Votacall_Logos/votacall-no-tagline-215.png?width=215&name=votacall-no-tagline-215.png "Votacall Logo")](https://www.votacall.com) [![Customer Support](https://no-cache.hubspot.com/cta/default/468097/d00e76cd-9c22-4784-81fb-0c473009483e.png)](https://cta-redirect.hubspot.com/cta/redirect/468097/d00e76cd-9c22-4784-81fb-0c473009483e) [![Request More Information](https://no-cache.hubspot.com/cta/default/468097/727952b9-e91e-4842-a246-447cb9474208.png)](https://cta-redirect.hubspot.com/cta/redirect/468097/727952b9-e91e-4842-a246-447cb9474208) # Soundpoint IP 550 ![](https://static.hubspot.com/final/img/content/email-template-images/placeholder_200x200.png) ![](https://www.votacall.com/hs-fs/hubfs/Awards/award_talkin_cloud_2015_1-1.png?width=272&height=333&name=award_talkin_cloud_2015_1-1.png "award_talkin_cloud_2015_1-1.png") ![](https://www.votacall.com/hs-fs/hubfs/Awards/tech_elite_250_2017.jpg?width=250&height=434&name=tech_elite_250_2017.jpg "tech_elite_250_2017.jpg") ![sp550IMG1.png](https://www.votacall.com/hs-fs/hubfs/Website_Images/Soundpoint/sp550IMG1.png?width=211&height=134&name=sp550IMG1.png "sp550IMG1.png")Cutting-edge SIP feature set meets Polycom® HD Voice™ technology  **[ SoundPoint IP 550 User Guide](https://www.votacall.com/hubfs/Resources_Downloads/soundpoint_ip550_quick_user_guide.pdf)**  **[ SoundPoint IP 550 Data Sheet](https://www.votacall.com/hubfs/Resources_Downloads/soundpoint_ip550_datasheet.pdf)**     - Four-line manager’s phone - Revolutionary voice quality with Polycom HD Voice technology - Cutting-edge SIP features - Backlit, easy-to-read LCD with support of Asian characters - Interoperability with leading SIP-based IP PBX and Softswitch platforms Features and Benefits - Four lines - Polycom HD Voice technology, including support of G.722 wideband codec, Acoustic Clarity Technology 2, and systems design optimized for Polycom HD Voice technology - Advanced functionality, including shared lines, busy lamp field, presence, and XHTML application - Backlit 320 x 160-pixel grayscale graphical LCD - Integrated IEEE 802.3af Power over Ethernet (PoE) support ### **DOWNLOAD OUR FREE RESOURCES** ![The_ROI_of_Business_VoIP_eBook_cover.png](https://www.votacall.com/hs-fs/hubfs/eBooks/The_ROI_of_Business_VoIP_eBook_cover.png?width=250&name=The_ROI_of_Business_VoIP_eBook_cover.png "The_ROI_of_Business_VoIP_eBook_cover.png") [![DOWNLOAD NOW](https://no-cache.hubspot.com/cta/default/468097/628c3f44-fcbc-4b89-aedb-f3f399d97af4.png)](https://cta-redirect.hubspot.com/cta/redirect/468097/628c3f44-fcbc-4b89-aedb-f3f399d97af4) ![Debunking_the_6_Myths_of_Hosted_VoIP_eBook_cover.png](https://www.votacall.com/hs-fs/hubfs/eBooks/Debunking_the_6_Myths_of_Hosted_VoIP_eBook_cover.png?width=250&name=Debunking_the_6_Myths_of_Hosted_VoIP_eBook_cover.png "Debunking_the_6_Myths_of_Hosted_VoIP_eBook_cover.png") [![DOWNLOAD NOW](https://no-cache.hubspot.com/cta/default/468097/5e4baff6-fed9-4f0e-b484-1a5aa8b8f302.png)](https://cta-redirect.hubspot.com/cta/redirect/468097/5e4baff6-fed9-4f0e-b484-1a5aa8b8f302) ![votacall-thumbnails-uc-ebook.jpg](https://www.votacall.com/hs-fs/hubfs/eBooks/votacall-thumbnails-uc-ebook.jpg?width=250&name=votacall-thumbnails-uc-ebook.jpg "votacall-thumbnails-uc-ebook.jpg") [![DOWNLOAD NOW](https://no-cache.hubspot.com/cta/default/468097/c841c9ce-8a56-42c9-af86-c2b95ded391a.png)](https://cta-redirect.hubspot.com/cta/redirect/468097/c841c9ce-8a56-42c9-af86-c2b95ded391a) ## **CONTACT US** Have any questions? Feel free to call or email us. (866) 303-8600 [support@votacall.com ](mailto:support@votacall.com) 185 Devonshire Street | Boston, Massachusetts 02110 ### eBook Signup [[fa icon="facebook"]](https://www.facebook.com/Votacall) [[fa icon="twitter"]](https://twitter.com/Votacall) [[fa icon="linkedin"]](https://www.linkedin.com/company/2499061) © 2015 Votacall, Inc. All Rights Reserved. ![bbb_logo.png](https://www.votacall.com/hs-fs/hubfs/bbb_logo.png?width=109&name=bbb_logo.png "bbb_logo.png") [[fa icon="chevron-up"]](https://www.votacall.com/equipment/voip-phones/polycom-phones/soundpoint/550#) ![](https://googleads.g.doubleclick.net/pagead/viewthroughconversion/927444343/?guid=ON&script=0)