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Yealink T46S

Especially designed for busy executives and professionals, 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.

Technical Specs

Core Features:

  • A 2.8-inch Color-screen IP Phone with New Design
  • HD Audio Built-in
  • Bluetooth USB 2.0
  • 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

Audio Features

  • HD Voice: HD Handset, HD Speaker
  • Codecs: G.722, G.711(A/Μ), G.723, G.729AB, G.726, GSM, 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 A SIP Proxy
  • Ring Tone Selection/Import/Delete
  • Set Date Time Manually Or Automatically
  • Dial Plan
  • XML Browser
  • Action URL/URI


  • Local Phonebook Up To 1000 Entries
  • Blacklist
  • XML/LDAP Remote Phonebook
  • Intelligent Search Method
  • Phonebook Search/Import/Export
  • Call History: Dialed/Received/Missed/Forwarded

IP-PBX Features

  • Busy Lamp Field (BLF)
  • Bridged Line Appearance (BLA)
  • Anonymous Call, Anonymous Call Rejection
  • Hot-Desking
  • Message Waiting Indicator (MWI)
  • Voice Mail
  • Call Park, Call Pickup
  • Intercom, Paging
  • Music On Hold
  • Call Completion
  • Call Recording

Display And Indicator

  • 4.3" 480 X 272-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
  • National Language Selection
  • Caller ID With Name, Number, And Photo

Feature Keys

  • 10 Line Keys With LED
  • 10 Line Keys Can Be Programmed Up To 27 Various Features (3-Page View)
  • 7 Features Keys: Message, Headset, Hold, Mute, Transfer, 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
  • Support Bluetooth Headset Through USB Dongle
  • 1xRJ9 (4P4C) Handset Port
  • 1xRJ9 (4P4C) Headset Port
  • 1XRJ12 (6P6C) EXT Port: Supports Up To 6 Expansion Modules For An Attendant Console Application
  • Power Over Ethernet (IEEE 802.3af), Class 3

Other Physical Features

  • Stand With 2 Adjustable Angles
  • Wall Mountable
  • External Universal AC Adapter (Optional): AC 100~240V Input And DC 5V/2A Output
  • Power Consumption (PSU): 1.8-5.4W
  • Power Consumption (PoE): 2.1-8.0W
  • Dimension(W*D*H*T): 244mm*213mm*185mm*54mm
  • Operating Humidity: 10~95%
  • Operating Temperature: -10~50°C


  • 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 Transverse: 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 The Configuration File
  • Digest Authentication Using MD5/MD5-Sess
  • OpenVPN, IEEE802.1X
  • IPv6

Included In The Box:

Package Features

  • Package content:
  • Yealink SIP-T52S IP phone
  • Handset with handset cord
  • Ethernet Cable
  • Stand
  • Quick Start Guide
The Breakfast Guarantee!
If I can't save you money we will buy your office breakfast! Send me your name and email address and I will request a phone bill. If I can't save you money, provide more features, and introduce disaster recovery to your phone system we will buy your entire office breakfast!