Điện thoại IP Yealink SIP-T53 có thiết kế đặc biệt bằng việc tích hợp màn hình LCD kích thước lớn 3.7 inch có thể điều chỉnh được góc nhìn, tiện lợi hơn cho người dùng khi bố trí đặt máy. Điện thoại VoIP Yealink SIP-T53 hỗ trợ kết nối mạng có dây tốc độ cao Gigabit, PoE, cung cấp một trải nghiệm đàm thoại chất lượng cao.
Contents
Điện thoại IP Yealink SIP-T53 cung cấp các tính năng sau:
- Màn hình LCD 3.7″, có thể điều chỉnh được góc nhìn
- 12 tài khoản SIP
- 2 cổng mạng Gigabit 10/100/1000Mbps
- Hỗ trợ PoE
- Hỗ trợ kết nối tới ngoại vi Bluetooth, Wi-Fi qua dongle.
- Cổng USB 2.0 hỗ trợ tính năng ghi âm USB và tai nghe không dây.
- Nguồn điện: 100~240VAC
Thông số kỹ thuật điện thoại Yealink SIP-T53
Yealink SIP-T53 Technical Specifications
Audio Features
- HD voice: HD handset, HD speaker
- Hearing aid compatible (HAC) handset
- Acoustic Shield
- Audio codec: Opus, G.722, PCMA, PCMU, G.729A/B, G.726, G.723.1, iLBC
- DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO
- Full-duplex hands-free speakerphone with AEC
- VAD, CNG, AEC, PLC, AJB, AGC
Phone Features
- 12 VoIP accounts
- Call hold, mute, DND
- Redial, call return, auto answer
- One-touch speed dial, call forward, call waiting, call transfer
- Group listening, SMS, emergency call
- 3-way conferencing
- Direct IP call without SIP proxy
- Ring tone selection/import/delete
- Set date time manually or automatically
- Dial plan, XML Browser, Action URL/URI
- RTCP-XR (RFC3611), VQ-RTCPXR (RFC6035)
- USB port (2.0 compliant) for:
- Wired/wireless USB headset
- USB call recording through USB flash drive
- Bluetooth headset through BT40
- Bluetooth call through BT40
- Mobile contacts synchronisation through BT40
- Wi-Fi through WF40/WF50
- Expansion module EXP50 (up to 3)
- Content Sharing (via Yealink VCD)
- Enhanced DSS key
Corded-Cordless Phone (via DECT Dongle DD10K)
- Up to 4 DECT cordless handsets
- Up to 4 concurrent calls
- Support Yealink W52H/W53H/W56H/DD Phone
- Slave Handset for Master Deskset
Directory
- Local phonebook up to 1000 entries
- Blacklist
- XML/LDAP remote phonebook
- Smart dialling
- Phonebook search/import/export
- Call history: dialed/received/missed/forwarded
IP-PBX Features
- Busy Lamp Field (BLF)
- Bridged Line Apperance (BLA)
- Anonymous call, anonymous call rejection
- Hot-desking, voice mail
- Flexible seating
- Executive and Assistant
- Call park, call pickup
- Centralised call recording, call recording
Display and Indicator
- 3.7″ 360×160-pixel graphical LCD with backlight
- LED for call and message waiting indication
- Dual-colour (red or green) illuminated LEDs for line status
- Intuitive user interface with icons and soft keys
- Multilingual user interface
- Caller ID with name and number
- Power saving
Feature Keys
- 8 line keys with LED
- 8 line keys can be programmed up to 21 various features (3-page view)
- 5 features keys: mute, headset, message, redial, hands-free speakerphone
- 4 context-sensitive “soft” keys
- 6 navigation keys
- Volume control keys
- Illuminated mute/headset/hands-free speakerphone key
Interface
- Dual-port Gigabit Ethernet
- Power over Ethernet (IEEE 802.3af), class 2
- 1 x USB port (2.0 compliant)
- 1 x RJ9 (4P4C) handset port
- 1 x RJ9 (4P4C) headset port
Management
- Configuration: browser/phone/auto-provision
- Auto provision via FTP/TFTP/HTTP/HTTPS for mass deploy
- Auto-provision with PnP
- Broadsoft device management
- Zero-sp-touch, TR-069
- Phone lock for personal privacy protection
- Reset to factory, reboot
- Package tracing export, system log
Network and Security
- SIP v1 (RFC2543), v2 (RFC3261)
- Call server redundancy supported
- NAT traversal: STUN mode
- Proxy mode and peer-to-peer SIP link mode
- IP assignment: static/DHCP/PPPoE
- HTTP/HTTPS web server
- Time and date synchronisation using SNTP
- UDP/TCP/DNS-SRV(RFC 3263)
- QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
- SRTP for voice
- Transport Layer Security (TLS1.2)
- HTTPS certificate manager
- AES encryption for configuration file
- Digest authentication using MD5/MD5-sess
- OpenVPN, IEEE802.1X
- IPv6, LLDP/CDP/DHCP VLAN, ICE
Other Physical Features
- Colour: Classic Grey
- Wall mountable (optional)
- External Yealink AC adapter (optional): AC 100~240V input and DC 5V/1.2A output
- Power consumption (PSU): 1.3W-2.3W
- Power consumption (PoE): 1.8W-3.1W
- Dimension (W*D*H*T): 212mm*210.6mm*174.5mm*41.7mm
- Operating humidity: 10~95%, Operating temperature: 0~40°C (+32~104°F)
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