Điện thoại IP Poly VVX250 (2200-48820-001)
P/N: 2200-48820-001
– Bốn phím đường dây, hỗ trợ tối đa 34 đường dây với tính năng phân trang.
– Màn hình LCD màu 2.8 inch (320 x 240 pixel).
– Âm thanh trong trẻo với công nghệ Poly HD Voice và Poly Acoustic Clarity.
– Điện thoại hội nghị full-duplex với khả năng khử tiếng vang hàng đầu thế giới.
– Dễ dàng lắp đặt ở bất kỳ đâu với phụ kiện Poly Wi-Fi USB tùy chọn.
– Tùy chọn tai nghe đa dạng phù hợp với mọi phong cách (USB, RJ9, EHS).
– Chống vi khuẩn Microban bảo vệ sản phẩm, giảm sự phát triển của vi khuẩn 24/7.
– Giảm lượng carbon thải ra với các điện thoại đạt tiêu chuẩn ENERGY STAR.
Đặc tính kỹ thuật
| USER INTERFACE FEATURES | – 2.8 inch color LCD screen (320×240 pixel resolution) – Voicemail support1 – WebKit-based browser – Adjustable base height – Unicode UTF-8 character support – Single USB port (2.0 compliant) for mediaand 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 | – Poly HD Voice delivers lifelike voice quality for each audio path handset, the hands-free speakerphone, and the optional headset – Poly Acoustic Clarity provides full-duplex conversations, acoustic echo cancellation and background noise suppression – Poly Acoustic Fence technology removes background office noise heard by far end when using handset or wired headset – Poly Computer Audio Connector app installed on your PC (Windows only) lets you to play computer audio through your VVX phone and use your phone as a microphone – Type 1 compliant (IEEE 1329 full duplex) – Frequency response -150Hz-7kHz for handset, optional headset and handsfree speakerphone modes – Codecs: G.711 (A-law and μ-law), G.729AB, G.722, iLBC, OPUS – 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) – Up to 34 line key assignments for lines, contacts, and features supported with pagination – Enhanced Feature Keys make powerful feature shortcuts on line key appearances or soft 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), park, pickup – Called, calling, connected party information – Local 3-way audio conferencing 1-touch speed dial, redial – Remote missed call notification – Do not disturb function – Reverse Number Lookup via LDAP – Calling Party Identification (RFC8225 classifications—Trusted, Unknown, SPAM) – 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 Poly Apps SDK and API for third-party business and personal applications – Bundled with Poly 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 10/100/1000 Base-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 – Static or dynamic host configuration protocol (DHCP) network setup – Time and date synchronization using SNTP – TFTP/HTTP/HTTPS server-based central provisioning for mass deployments – Call server redundancy supported – QoS Support—IEEE 802.1p/Q tagging – (VLAN), Layer 3 TOS, and DHCP – DHCP VLAN discovery, – LLDP-MED for VLAN discovery – Network address translation support for static configuration and “Keep-Alive” – RTCP and RTP support – Event logging – Syslog – Hardware diagnostics – Status and statistics reporting – IPv4, IPv6, dual stack (IPv4/IPv6) mode – TCP – UDP – DNS-SRV |
| SECURITY | – 802.1X authentication and EAPOL media encryption via SRTP – Transport layer security (TLS) – Encrypted configuration files – Digest authentication – Password login – HTTPS secure provisioning – Support for signed software executables |
| POWER | – Built-in auto-sensing IEEE 802.3af Power over Ethernet (Class 2) 4.5 (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 KCC – UAE TRA – Russia CU – Brazil ANATEL – Australia RCM – South Africa ICASA – Saudi Arabia CITC – Indonesia SDPPI – S.Korea KC – Mexico NOM AN – 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) |
| POLY V VX 250 COMES WITH | – Console – Desk stand/wall mount bracket – Handset with handset cord – Network (LAN) cable—CAT-5E – Setup sheet |
| BOX SIZE (W x H x D) | 23.5 cm x 23.3 cm x 5.6 cm |
| WEIGHT | 0.890kg |
– Bảo hành: 12 tháng.
