Steady Connections | Yealink SIP-T52S
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Yealink SIP-T52S


Model: SIP-T52S

Categories: ,

Yealink SIP-T52S

Please Note: This is a PoE capable device and the AC power adapter is not included. 

Especially designed for busy executives and professionals, the Yealink SIP-T52S is an ease-of-use Media IP Phone with a 2.8-inch
color-screen and a distinctive appearance and structure. For its simplified and human-friendly design as well as user interface, it
brings the IP phone and users more closer and unceasingly boosts the operating experience. With respect to Yealink Optima HD
voice technology, the T52S enhances its audio quality via adding Opus audio codec, so that it delivers superb audio quality and crystal
clear voice communications. Meanwhile, Yealink SIP-T52S built with Gigabit Ethernet technology, a built-in Bluetooth and a built-in
USB 2.0 port, intending to enhance collaboration and productivity..
The Yealink SIP-T52S is designed to satisfy the users who need for a higher cost-performance IP phone with the improvement of
hardware, audio quality, user experience, collaboration efficiency, etc.

New structure design
The Yealink SIP-T52S is equipped with a brand new styling and structure design, including the screen angle is
higher which makes the users’ operation and viewing more intuitive and convenient as well as space savings.
Without disassemble the phone stand, it is convenient for you to directly adjust the phone stand
angle. In addition, the phone surface becomes more compact, the new button layout enables you to dial
quickly, and the handset with its combined ergonomic design makes user feel more comfortable.
HD Audio
The Yealink SIP-T52S combines the hardware and software to completely improve its audio quality, including
handset, speakerphone and headset. The speakerphone microphone on the upper right of the screen
makes a wider voice pickup range. Being a totally open, highly versatile audio codec, Opus, is designed
to perform a higher HD audio quality than other wideband codecs in a high network bandwidth;
however, if your current network quality is poor, Opus can provide you with a better audio quality than
other narrowband codecs. And its hearing aid compatible (HAC) handset helps the person who is with
hearing loss to hear the voice more clearly.
Easy Customization and High Expandable
The Yealink SIP-T52S is built with Gigabit Ethernet technology, enabling users experience for themselves the
fast speeds and convenience of Gigabit Ethernet. The SIP-T52S
supports built-in Bluetooth for Bluetooth headsets and mobile contacts synchronization. A built-in USB
2.0 port allows you to enjoy USB call recording via USB flash drive and Wi-Fi feature via Yealink WF40.
Via this USB port, you also can connect wired/wireless USB headset without connecting Yealink EHS36
anymore, and connect up to 3 Yealink color-screen expansion modules EXP50 which can be
programmed with up to 180 paperless DSS keys.
Efficient Installation and Provisioning
The Yealink SIP-T52S supports efficient provisioning and effortless mass deployment with Yealink’s
Redirection and Provisioning Service (RPS) and Boot mechanism to help you realize the Zero Touch
Provisioning without any complex manual settings. Furthermore, a unified firmware and Auto-p template
that applies to both T54S and T52S phone models, which saves even more time and costs for businesses,
as well as simplifies the management and maintenance.

• New structure design
• 2.8″ 320 x 240-pixel color display with backlight
• Built-in Bluetooth 2.0
• USB 2.0 port for USB recording and wired/wireless USB headsets
• Opus Codec support
• T54S & T52S firmware and Auto-P template unified
• Up to 16 VoIP accounts
• Dual-port Gigabit Ethernet
• PoE support
• Paperless label design
• Wi-Fi via WF40
• Color-screen Expansion Module support
• Stand with 2 adjustable angles


Yealink SIP-T52S Specifications

Audio Features
• HD voice: HD handset, HD speaker
• Hearing aid compatible (HAC) handset
• Audio codec: Opus, G.722, G.711 (A/μ), G.723, G.723.1, G.726, G.729AB, iLBC
• DTMF: In-band, Out-of-band (RFC 2833) and SIP INFO
• Full-duplex hands-free speakerphone with AEC
Phone Features
• 12 VoIP accounts
• Call hold, mute, DND
• One-touch speed dial, hotline
• Call forward, call waiting, call transfer
• Group listening, SMS, emergency call
• Redial, call return, auto answer
• 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)
• Built-in Bluetooth for Bluetooth headset and Mobile contacts synchronization
• USB port (2.0 compliant) for wired/wireless USB headset, Wi-Fi through WF40 and USB call recording through USB flash drive
• Enhanced DSS key
• Loal phonebook up to 1000 entries
• Black list
• XML/LDAP remote phonebook
• Smart dialing
• 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
• Call park, call pickup
• Executive and Assistant
• Centralized call recording
• Call recording
Display and Indicator
• 2.8″ 320 x 240-pixel color display with backlight
• 16 bit depth color
• LED for call and message waiting indication
• Dual-color (red or green) illuminated LEDs for line status information
• Wallpaper
• Intuitive user interface with icons and soft keys
• Multilingual user interface
• Caller ID with name and number
• Screensaver
• 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 key
• Illuminated headset key
• Illuminated hands-free speakerphone key
• Dual-port Gigabit Ethernet
• Power over Ethernet (IEEE 802.3af), class 3
• 1 x USB port (2.0 compliant)
• 1 x RJ9 (4P4C) handset port
• 1 x RJ9 (4P4C) headset port
• Supports up to 3 color-screen expansion modules
• 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
• T54S & T52S unified firmware and Auto-P template
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
• QoS: 802.1p/Q tagging (VLAN), Layer 3 ToS DSCP
• SRTP for voice
• Transport Layer Security (TLS)
• HTTPS certificate manager
• AES encryption for configuration file
• Digest authentication using MD5/MD5-sess
• OpenVPN, IEEE802.1X
Other Physical Features
• Stand with 2 adjustable angles
• Wall mountable (optional)
• External Yealink AC adapter (optional):
AC 100~240V input and DC 5V/2A output
• Power consumption (PSU): 1.9W-3.4W
• Power consumption (PoE): 2.1W-4.0W
• Dimension (WxDxHxT):
• Operating humidity: 10~95%
• Operating temperature: -10~40°C
Package Features
• Package content:
– Yealink SIP-T52S IP phone
– Handset with handset cord
– Ethernet Cable
– Stand
– Quick Start Guide
– Power Adapter (Optional)




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