Polycom VVX 450
The Polycom Professional IP Deskphone® VVX® 450 is a high performance, twelve-line, colour, IP business phone for small and medium-sized businesses. It is ideal for experts, executives and managers.

Best audio quality in the industry
The VVX 450 combines Polycom technologies® HD Voice™ and Polycom® Acoustic Fence™ technologies. Together, they dramatically improve the most important element of the VVX experience: audio clarity.
HD Voice technology delivers high-definition audio quality with industry-leading advanced audio processing features. Polycom Acoustic Fence technology eliminates unwanted noise, echoes and other interference from business conversations.
Intuitive user interface
The Polycom VVX 450 is a desktop phone that fits the budget and communication needs of any business. It is packed with sophisticated features usually found only in high-end desk phones.
The VVX 450 is easy to use, reliable and elegant. It combines a new ergonomic design with an intuitive user interface that reduces the time needed to familiarise yourself with the new features.
Data sheet
- 4.3-inch LCD screen (480 x 272 pixel resolution)
- Voice mail support1
- WebKit browser
- Height adjustable base
- Support for Unicode UTF-8 characters
- Multilingual user interface: Danish, Dutch, English (Canada/US/UK), Chinese, French, German, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Slovenian, Spanish and Swedish
Polycom technology® HD Voice™ providing authentic voice quality, regardless of audio mode: handset, hands-free speakerphone or optional headset
Polycom technology® Acoustic Clarity™ for full duplex conversations, echo and ambient noise suppression
Broadband Audio TIA-920 Compatible Type 1 (IEEE 1329 Full Duplex Standards)
Frequency response: 150 Hz - 7 kHz in handset, optional headset and hands-free speakerphone modes
Codecs: G.711 (A-law and μ-law), G.729AB, G.722 (HD Voice), iLBC
Separate volume controls with visual feedback for each audio track
Voice detection
Comfort noise generation
DTMF generator (RFC 2833 and in-band DTMF )
Low delay audio packet transmission
Dynamic instability buffers
Packet loss masking
Dedicated RJ-9 headset port
ITU-T P.370 and TIA 504A standards for compatibility with hearing aids
Complies with Section 508 of the ADA paragraph B 1194.23 (as a whole)
Hearing aid compatible handset for magnetic matching
Compatible with commercially available teletype adapters
12 lines (programmable line keys)
Sharing of calls / boss-secretary function
Busy line indicator
Flexible line representation (one or more line keys can be assigned to each line extension)
Separate incoming call handling/call waiting
Call timer and call waiting indication
Call transfer, call waiting, call forwarding, off-hook
Information about the called party, the caller and the connected parties
Local audio conference for up to three participants
Speed dialling, redialling Remote missed call notification
Do not disturb" function
Electronic handset lifter supported
Local digital map/plan of