– Partnumber: 2200-48820-025.
– VVX 250 4-line Desktop Business IP Phone with dual 10/100/1000 Ethernet ports. PoE only. Ships without power supply.
Benefits
– Make more natural and life-like calls with Polycom HD Voice.
– 2.8-inch color display: an engaging experience offering visual information at a glance.
– Two Gigabit Ethernet ports offer cost savings and performance benefits.
– USB port enables users to move data around more quickly.
– Integrates with more than 60 industry leading call control platforms.
– Web-based configuration tool makes the VVX 250 phones easy to administer, a breeze to upgrade and maintain throughout their entire lifecycle.
Specifications
| User interface features | – 2.8-inch color LCD screen (320x 240 pixel resolution) – Voicemail support1 – WebKit-based browser – Adjustable base height – Unicode UTF-8 character support – Single USB port (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 |
| Audio features | – Polycom® HD Voice™ technology delivers lifelike voice quality for each audio path handset, the hands-free speakerphone, and the optional headset – Polycom® Acoustic Clarity™ technology providing full-duplex conversations, acoustic echo cancellation and background noise suppression – 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, 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 in-band) – Low-delay audio packet transmission – Adaptive jitter buffers – Packet loss concealment – OPUS support |
| Headset and handset compatibility | – Dedicated RJ-9 headset port – Hearing aid compatibility to ITU-T P.370 and TIA 504A standards – Compliant with ADA Section 508 Subpart B 1194.23 (all) – Hearing aid compatible (HAC) handset for magnetic coupling to hearing aids – Compatible with commercially-available TTY adapter equipment |
| Call handling features | – 4 lines (programmable line keys) – Shared call/bridged line appearance – Busy Lamp Field (BLF) – Flexible line appearance (1 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 3-way audio conferencing 1-touch speed dial, redial – Remote missed call notification – Do not disturb function – Electronic hook switch capable – Local configurable digit map/dial plan |
| Open application platform | – WebKit-enabled full browser that supports HTML5, CSS, SSL security, and JavaScript – Supports Polycom Apps SDK and API for third-party business and personal applications – Bundled with Polycom UC Software: – Corporate directory access using LDAP – Visual Conference Management |
| Network and provisioning | – 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 supported1 – 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 |
| Security | – 802.1X Authentication and EAPOL Media encryption via SRTP – Transport layer security) – Encrypted configuration files – Digest authentication – Password login – Support for URL syntax with password for boot server address – HTTPS secure provisioning – Support for signed software executables |
| Power | – Built-in auto sensing IEEE 802.3af Power over Ethernet (Class 2) 4.5W (Max) – External Universal AC/DC Adapter (optional) 5VDC @ 3A (15W) – ENERGY STAR® rated |
| Approvals | – FCC Part 15 (CFR 47) Class B – ICES-003 Class B – EN55032 Class B – ISPR32 Class B – VCCI Class B – EN55024 – EN61000-3-2; EN61000-3-3 – NZ Telepermit – Korea KCC3 – UAE TRA – Russia CU3 – Brazil ANATEL3 – Australia RCM – South Africa ICASA3 – Saudi Arabia CITC – China CCC3 – RoHS Compliant |
| Safety | – UL 60950-1/62368-1 – CE Mark – CAN/CSA C22.2 No 60950-1/62368-1-1 – EN 60950-1/62368-1 – IEC 60950-1/62368-1 – AS/NZS 60950-1 |
| Operating conditions | – Temperature: 0 to 40°C (+32 to 104°F) – Relative humidity: 5% to 95%, noncondensing |
| Storage temperature | -40 to +70°C (-40 to +160°F) |
| Size (WxHxD) | 24cm x 23cm x 5.7cm |
| Weight | 0.890kg |
– Bảo hành: 12 tháng.
Giá: 3.660.000 VND
Tặng ngay 200.000 đồng
