Polycom SoundPoint IP 550 (Power Over Ethernet)

Corded VoIP Phone (4 Line PoE)

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  • Technical Features

Technical Features for Polycom SoundPoint IP 550
(Power Over Ethernet)

Item # 2200-12550-025

The Polycom SoundPoint IP 550 (2200-12550-025) desktop phone features Polycom's revolutionary HD Voice technology that incorporates wideband audio for over twice the voice clarity. Polycom's patented Acoustic Clarity Technology delivers crystal-clear, noise and echo-free sound.

This phone is engineered to make installation, configuration and upgrades as simple and efficient as possible. The phone's built-in IEEE 802.3af PoE circuitry and a dual-port Ethernet switch enable flexible deployment options and savings on cabling expenses.

Factory Information:

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Technical Specifications

SoundPoint IP 550 (PoE) Features:

  • Corded Voice Over IP Phone
  • Voice Over Internet Protocol (VoIP)
  • Session Initiation Protocol (SIP)
  • Up To 4-Lines With Up To 2 Calls Per Line
  • Distinctive Incoming Call Treatment / Call Waiting
  • Hearing Aid Compatible
  • 320x160 Graphical LCD Display
  • Full-Duplex Hands-Free Speakerphone
  • Phone Directory / Dialer
  • 3-Way Conferencing
  • Remote Missed Call Notification
  • Intercom / Call Transfer
  • One-Touch Speed Dial
  • Date / Time Display
  • IEEE 802.3af Power over Ethernet (PoE) Support
  • Optional AC Adapter (Not Included)
  • Dual-Port 10/100 Mbps Ethernet Switch
  • 26 Dedicated Feature Keys
  • 4 Context-Sensitive Softkeys
Key Term Definitions
Acoustic Clarity Technology:

This Polycom patented technology allows you to enjoy instantaneous natural conversation. When paired with a full duplex speakerphone, echo is eliminated and both callers are able to speak simultaneously without experiencing voice dropouts. The voice clarity on conference systems that feature this technology is incredibly crisp and clear.

Full Duplex Operation:

The full duplex feature allows simultaneous flow of audio signals between your conferencing phone and that of the outside caller. Polycom systems carry a full duplex speakerphone, which can transmit and receive audio signals at the same time, in both directions.

SIP VoIP:

When broken down into 2 parts, SIP and VoIP are acronyms for Session Initiation Protocol and Voice Over Internet Protocol. The SIP and VoIP features move voice traffic through IP networks instead of traditional circuit-switched networks. The most popular form of IP network is the internet, users can communicate online with applications such as Skype. SIP and VoIP have taken communication to a new level, allowing for innovative technologies to replace outdated methods.
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