Polycom IP450 - 3 linije, 2 LAN, PoE, XHTML

Policom IP telefon IP450 ima tri linije te brojne napradne funkcije - grafički osvjetljen prikaz na više jezika, podrška XML aplikacijama te poznati Polycom HD zvuk, sve to postavlja nove standarde za SIP desktop telefone. SoundPoint IP450 donosi jednostavanu za navigaciju izbornika i kombinacija od 17 tipki, te LCD zaslon (256 x 116 piksela).

U cijenu je uključeno napajanje.

• Up to 3 lines with up to 2 concurrent calls per line

• 256 x 116-pixel backlit grayscale graphical LCD
• LED backlight with custom intensity control

• 4 context-sensitive “soft” keys
• 17 dedicated “hard” keys
• 3 line keys with bi-color (red/green) LED
• 3 feature keys
• 5 display/menu navigation keys
• 2 volume control keys
• Mute, headset and hands-free speakerphone keys
• Dedicated hold key

• Dedicated RJ-9 headset port
• Amplified headsets are recommended
• Compliant with ADA Section 508 • Recommendations: Subpart B 1194.23 (all)
• Hearing Aid Compatible (HAC) handset for • magnetic coupling to approved HAC hearing aids
• Compatible with commercially-available TTY • adapter equipment

• Polycom HD Voice technology delivers life-like • voice quality for each audio path - the handset, the hands-free speakerphone, and the optional headset
• Full-duplex hands-free speakerphone
• Type 1 compliant with IEEE 1329 full duplex standards
• Frequency response - 150Hz - 7kHz for handset, optional headset and hands-free speakerphone modes
• Codecs: G.722 (wideband), G.711 μ/A, and G.729A (Annex B)
• Individual volume settings with visual feedback for each audio path
• Voice activity detection
• Comfort noise fill
• DTMF tone generation/DTMF event RTP payload
• Low-delay audio packet transmission
• Adaptive jitter buffers
• Packet loss concealment
• Acoustic echo cancellation
• Background noise suppression

• Shared call/bridged line appearance
• Flexible line appearance (one or more line keys can be assigned for each line extension)
• Busy Lamp Field (BLF)
• Distinctive incoming call treatment/call waiting
• Call timer
• Call transfer, hold, divert (forward), pickup
• Called, calling, connected party information
• Local three-way conferencing
• One-touch speed dial, redial
• Call waiting
• Remote missed call notification
• Intercom
• Automatic off-hook call placement
• Do not disturb function

• Integration with Microsoft LCS 2005 for telephone and presence
• Compatibility with Microsoft Office Communicator and Windows® Messenger 5.1 Clients
• Enabled for Polycom Productivity Suite
• Local feature-rich GUI
• Time and date display
• User-configurable contact directory and call history (missed, placed, and received)
• Customizable call progress tones
• Wave file support for call progress tones
• Unicode UTF-8 character support. Multilingual user interface encompassing Chinese, Danish, Dutch, English (Canada/US/UK), French, German, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Russian, Slovenian, Spanish, Swedish

• IETF SIP (RFC 3261 and companion RFCs)

• Two-port Ethernet Switch
• 10/100Base-TX across LAN and PC ports
• Manual or dynamic host configuration protocol (DHCP) network setup
• Time and date synchronization using SNTP
• FTP/TFTP/HTTP/HTTPS4 server-based central provisioning for mass deployments
• Provisioning and call server redundancy supported
• Web portal for individual unit configuration
• QoS Support – IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS, and DSCP
• Network Address Translation (NAT) support  static
• RTCP support (RFC 1889)
• Event logging
• Local digit map
• Hardware diagnostics
• Status and statistics

• Transport Layer Security (TLS)
• Encrypted configuration files
• Digest authentication
• Password login
• Support for URL syntax with password for boot • server
• HTTPS secure provisioning
• Support for signed software executables

• Built-in, auto-sensing IEEE 802.3af Power over Ethernet (Class 2)
• External Universal AC adapter (24VDC/12W)

• (21.5 x 15 x 16.5 x 6.5 cm) • (W x H x D x T)