Yealink T48U


Yealink T48U. 
  • 7″ 800 x 480-pixel color touch screen with backlight.
  • Opus codec support.
  • Dual USB ports.
  • Dual firmware images.
  • T4U Auto-P template unified.
  • T4U firmware unified.
  • Up to 16 SIP accounts.
  • Dual-port Gigabit Ethernet.
  • PoE support.
  • Paperless label design.
  • Headset, EHS support.
  • Wi-Fi via WF40/WF50.
  • Bluetooth via BT40/BT41.
  • USB recording.
  • Supports color-screen expansion modules.
  • Stand with two adjustable angles.
  • Wall mountable
SKU SIP-T48U Category


Yealink T48U.

The new Yealink T48U IP phone is a dynamic business communication solution for executives and professionals. The phone has a large touch screen so you can switch between pages and applications easily. With Yealink Optima HD Voice technology and wideband codec of Opus, the T48U gives you superb audio quality and crystal-clear voice communications. Furthermore, the Yealink T48U puts dual USB ports gives you Bluetooth, Wi-Fi, USB headset, and USB recording. The Yealink new T4U series offers the same elegant appearance as the T4 line with improvements for greater interoperability and better collaboration.

Easy Customization and High Expansibility.

The Yealink T48U has a seven-inch, 800 x 480-pixel, backlit-color touch screen, which enables a rich visual presentation and easy navigation. Accompanied by two USB ports, the T48U is your right-hand man in the office that makes Bluetooth, Wi-Fi, USB headset, and USB recording possible, and you can use any two of them freely according to your needs to enrich phone features. Meanwhile, the phone not only has 29 one-touch DSS keys that can be easily programmed to various features but also can connect up to three expansion modules, for up to 180 additional buttons with a screen-based LCD display and LED system.

HD Audio.

Yealink Optima HD Voice technology combines cutting-edge hardware and software with wideband technology for maximum acoustic performance. 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. Importantly, when network quality is poor, Opus provides a better audio quality than other narrowband codecs. And its hearing aid compatible (HAC) handset gives the hearing impaired a higher quality listening experience.

Efficient Installation and Provisioning.

The Yealink T4U series supports effortless provisioning and mass deployment with Yealink’s Redirection and Provisioning Service (RPS) and Boot mechanism. This gives Zero Touch Provisioning without any complex manual settings, which makes the T4U series simple to deploy, easy to maintain, and upgrade. Furthermore, a unified firmware and auto-p template that applies to all T4U phone models saves more time and costs for businesses.

Secure Transport and Interoperability.

Yealink T4U series uses SIP over Transport Layer Security (TLS/SSL), which is the latest network security technology. It’s also compatible with leading soft switch suppliers, such as 3CX, Broadsoft Broadworks. Moreover, it is carried with dual firmware images that give you enterprise-level protection to avoid bricking your system.

See Datasheet.