Yealink T48S

The Yealink T48S is the most innovative of Yealink’s ever-evolving range. It is specially designed for local use and ideal for international business, industry and the business world.

This phone incorporates a large 7″800×480 pixel color display, which will facilitate its control. You will be able to see all the functions of this SIP phone easily. Being tactile makes it all the more attractive and complete, and the handling is easy and intuitive.

The Yealink T48S can be connected via ethernet, use a Bluetooth dongle or a wired headset. And thanks to its optimal HD technology, it creates the feeling that your caller is right in front of you, making communication much easier.

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Key Features


Printing is a process for mass reproducing text and images using a master form or template.


Data are units of information, usually numeric, that are collected through observation.


Phone is short for telephone, meaning the instrument used to call others.

A thoughtfully designed SIP phone

The T48S IP phone is a dynamic business communication solution for executives and professionals. It features a large 7″ touch screen that simplifies the ability to switch between different pages and applications.

Yeakink uses Gigabit Ethernet technology for fast call processing. This model works in conjunction with Bluetooth and Wi-Fi USB memory sticks. Although the new T48S series has been designed with the same sleek look as the T48s series, it has been enhanced for greater interoperability and collaboration

HD sound for clear communication

The device features both Yealink’s Optima HD voice technology and Opus wide-band codec. This combo delivers unmatched audio clarity. You will feel like you are in the same room as the person you are talking to. This revolution in the world of communication is due to:

  • Full duplex
  • Echo compensation
  • A jitter adaptation buffer

Main features of the Yealink T48S

  •    HD Voice
  •    2 sGigabit Ethernet ports
  •    PoE (Power over Ethernet)
  •    7″ 800×480 pixel display and backlit keyboard
  •    Bluetooth headset support with USB Dongle
  •    Up to 16 IP accounts
  •    It supports up to 6 extension modules
  •    RJ9 headphone jack connection
  •    Simple, flexible and secure
  •    Call Waiting
  •    Mute button
  •    Conference call at 3
  •    Up to 1000 contacts
  •    Led
  •    Volume control keys
  •    Hearing aid compatible handset
  •    USB 2.0 port
  •    Opus Codec Support
Model SIP-T48S
LCD 7″ color
touch screen
Resolution 800 x 480
LCD Backlight
Line 16
Wall Mounting
Foot Stand 2 adjustable angles
USB Port (2.0 compliant) 1
Ethernet Port Dual-port Gigabit Ethernet
Handset Port (RJ-9)
Headset Port (RJ-9)
External Yealink AC Adapter (optional)  AC 100~240V input and DC 5V/2A output
Line Key 0
Memory Key 29 touch keys
Yealink EXP50 Expansion Module
(Accessory, purchased separately)
Yealink EXP40 Expansion Module
(Accessory, purchased separately)
Yealink EXP20 Expansion Module
(Accessory, purchased separately)
Yealink EHS36 Wireless Headset Adapter
(Accessory, purchased separately)
Yealink YHS32 Headset
(Accessory, purchased separately)
Yealink Bluetooth Adapter BT40
(Accessory, purchased separately)
Yealink Wi-Fi Adapter WF40
(Accessory, purchased separately)
USB Recording
3-way Conferencing
HD Voice HD Speaker
HD Handset
Wide-band Codecs G.722,Opus
Narrow-band Codecs G.711(A/µ), G.729, G729A, G.726,
G.723.1, iLBC, Opus
LCD Type Fixed
Operating System Linux
Built-in Bluetooth X
Built-in Wi-Fi X
USB Headset
(Accessory, purchased separately)
Camera X
Video Resolution X
Video Codecs X
3-way Video Conferencing X
5-way video/audio mixed conferencing X


A unified firmware and automatic configuration template applies to all T4S phone models:

  • T41S
  • T42S
  • T46S
  • T48S

This saves businesses even more time and money, while simplifying management and maintenance.


Up to six expansion modules are supported by this phone, providing up to 240 extra buttons. It also has an LCD display and a system of indicator lights. What’s more, it has 29 touch-sensitive DSS keys with the ability to be programmed for a wide range of functions.


With Yealink’s T48S Series, efficient configuration and effortless mass deployment is made possible. It is supported by Yealink’s Redirect and Setup Service (RPS) and Yealink’s priming mechanism. These features help you perform automatic configuration without complex manual adjustments. This makes the phones simple to install, maintain and upgrade.

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1300 055 933

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North Sydney, NSW, 2060



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Brisbane QLD 4000

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Melbourne VIC 3000