Yealink SIP-T53

Additional Information

 

Especially designed for busy executives and professionals, the Yealink SIP-T53 is an easy-to-use Prime Business Phone with an adjustable 3.7-inch graphical LCD that you can easily and flexibly find the comfortable viewing angle according to personal and environmental needs. The SIP-T53 IP Phone works with Yealink Bluetooth USB Dongle BT40 and Yealink Wi-Fi USB Dongle WF40/WF50, to keep up with modern wireless technologies and take the first chance in the future wireless age. Its built-in USB 2.0 port allows for USB recording or a direct wired/wireless USB headset or up to three Yealink EXP50 expansion modules connected. Benefitting from these features, the Yealink SIP-T53 is a powerful and expandable office phone that delivers optimum desktop efficiency and productivity.

Technical Specs


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


Display and Indicator

  • 3.7" 360x160-pixel graphical LCD with backlight
  • LED for call and message waiting indication
  • Dual-color (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


Phone Features

  • Yealink’s SDK (Software Development Kit)
  • 16 VoIP accounts
  • Call hold, mute, DND
  • Redial, call return, auto answer
  • One-touch speed dial, hotline
  • 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 synchronization through BT40
    • Wi-Fi through WF40/WF50
    • Expansion module EXP50 (up to 3)
  • Content sharing (via Yealink VCD)(1)
  • 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


IP-PBX Features

  • Busy Lamp Field (BLF)
  • Bridged Line Appearance (BLA)
  • Anonymous call, anonymous call rejection
  • Hot desking
  • Voice mail
  • Flexible seating
  • Executive and Assistant
  • Call park, call pickup
  • Centralized call recording
  • Call recording


Directory

  • Local phonebook up to 1000 entries
  • Blacklist
  • XML/LDAP remote phonebook
  • Smart dialing
  • Phonebook search/import/export
  • Call history: dialed/received/missed/forwarded


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 deployment
  • 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 synchronization 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 the configuration file
  • Digest authentication
  • OpenVPN, IEEE802.1X
  • IPv6, LLDP/CDP/DHCP VLAN, ICE


Other Physical Features

  • Color: Classic Grey
  • Wall mountable (optional)
  • External Yealink AC adapter (optional): AC 100~240V input and DC 5V/1.2A output
  • USB output currency: 5V 500mA
  • 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)   

 (1) The related firmware of Yealink VCD is version 28 which will be released in March 2019.Included In The Box

  • Yealink SIP-T53 IP phone
  • Handset with handset cord
  • Ethernet Cable
  • Stand
  • Quick Start Guide

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