Điện thoại hội nghị Polycom 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 (320x240 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.
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