VVX 450 12-line Desktop Business IP Phone with d

2200-48840-025

Up-level calls to crystal-clear conversations
Boost productivity with intuitive, visual features
Save time and money with easy set up and training

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VVX 450

TWELVE-LINE, COLOR IP DESK PHONE

4.3” color LCD (480x272 pixel resolution)
Voicemail support *
WebKit-based browser
Adjustable base height
Unicode UTF-8 character support
Two USB ports (2.0 compliant) for media and storage applications
Multilingual user interface including Chinese, Danish, Dutch, English (Canada/ US/UK), French, German, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Slovenian, Spanish, and Swedish
* Most software-enabled features and capabilities must be supported by the server. Please contact your IP PBX/Softswitch vendor or service provider for a list of supported features.

HD Voice™ technology delivers lifelike voice quality for each audio pathhandset, the hands-free speakerphone, and the optional headset
Acoustic Clarity™ technology providing full-duplex conversations, acoustic echo cancellation and background noise suppression
TIA-920 Wideband Audio
- Type 1 compliant (IEEE 1329 full duplex)
Frequency response—150 Hz—7 kHz for handset, optional headset and handsfree speakerphone modes
Codecs: G.711 (A-law and μ-law), G.729AB, G.722 (HD Voice), G.722.1 iLBC
Individual volume settings with visual feedback for each audio path
Voice activity detection
Comfort noise generation
DTMF tone generation (RFC 2833 and inband)
Low-delay audio packet transmission
Adaptive jitter buffers
Packet loss concealment
OPUS support

12 lines (programmable line keys)
Shared call/bridged line appearance
Busy Lamp Field (BLF)
Flexible line appearance (one or more line keys can be assigned for each line extension)
Distinctive incoming call treatment/ call waiting
Call timer and call waiting
Call transfer, hold, divert (forward), pickup
Called, calling, connected party information
Local three-way audio conferencing
One-touch speed dial, redial
- Remote missed call notification
Do not disturb function
Electronic hook switch capable
Local configurable digit map/dial plan

WebKit-enabled full browser that supports HTML5, CSS, SSL security,and JavaScript
Supports Apps SDK and API for third- party business and personal applications
Bundled with UC Software:
- Corporate Directory Access using LDAP
Visual Conference Management

SIP Protocol Support
SDP
IETF SIP (RFC 3261 and companion RFCs)
Two-port gigabit Ethernet switch 10/100/1000Base-TX across LAN and PC ports
Conforms to IEEE802.3-2005 (Clause 40) for Physical media attachment
Conforms to IEEE802.3-2002 (Clause 28) for link partner auto-negotiation
Manual or dynamic host configuration protocol (DHCP) network setup
Time and date synchronization using SNTP
FTP/TFTP/HTTP/HTTPS server-based central provisioning for mass deployments
Provisioning and call server redundancy supported *
QoS Support—IEEE 802.1p/Q tagging
(VLAN), Layer 3 TOS, and DHCP
VLAN—CDP, DHCP VLAN discovery, LLDP-MED for VLAN discovery
- Network address translation support for static configuration and “keep-alive”
SIP signaling
RTCP and RTP support
Event logging
Syslog
Hardware diagnostics
Status and statistics reporting
IPv4 and IPv6
TCP
UDP
DNS-SRV
* Most software-enabled features and capabilities must be supported by the server. Please contact your IP PBX/Softswitch vendor or service provider for a list of supported features.