Polycom VVX 450 Features
- 4.3″ color display (480 x 272 pixels)
 - 12 lines (programmable line keys)
 - 4 context-sensitive soft keys
 - 4-way navigation cluster
 - Fixed feature buttons include speakerphone, headset, mute, hold, volume up/down, transfer, messages
 - Message waiting indicator
 - Dual port 10/100/1000 Gigabit Ethernet switch
 - Dedicated RJ-9 headset port
 - Two USB 2.0 ports for media and storage applications
 - SIP protocol support
 - HD voice technology delivers life-like voice quality for handset, speakerphone, or optional wideband audio headset (sold separately)
 - Acoustic Clarity technology provides full-duplex conversations, echo cancellation, and background noise suppression
 - Easy deployment and administration with web-based configuration
 - Powered via Power over Ethernet (802.3af PoE) or optional PoE injector (sold separately)
 
Compatibility
- Can be used with a variety of SIP compatible hosted service providers and SIP compatible IP PBX systems
 - Check with your hosted provider or IP PBX documentation to confirm system compatibility
 
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