Điện thoại IP 4-line Desktop Business Polycom VVX 250 (2200-48820-025)

Điện thoại IP 4-line Desktop Business Polycom VVX 250 (2200-48820-025)
433

QUAN ĐIỂM TRONG KINH DOANH

SẢN PHẨM TỐT - GIÁ CẠNH TRANH - DỊCH VỤ HOÀN HẢO.

Quý khách chỉ thanh toán khi cảm thấy hài lòng sản phẩm & dịch vụ của Công Ty Viễn Thông Thành Phố cung cấp

TOÀN THỂ NHÂN VIÊN CÔNG TY VIỄN THÔNG THÀNH PHỐ LUÔN LUÔN LẮNG NGHE & PHỤC VỤ KHÁCH HÀNG TỐT NHẤT.

3,586,000 VND (Chưa bao gồm VAT)

Giá trước đây 4,913,000 VNDTiết kiệm 28%

Thông tin kỹ thuật

- 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.


Thông tin chi tiết

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

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