ACC-EXP50 – for Yealink T5 Series desktop IP phones

The Yealink EXP50 Color-screen Expansion Module is designed to expand the functional capability of your SIP phone to a whole new level.

It features a large 4.3-inch colour-screen LCD, giving you a vivid visual experience. In addition, it provides you with a simple user interface and advanced call handling capabilities. For example, three pages of 20 flexible buttons shown on the display can be programmed with up to 60 various features.

The functionality of the Yealink T53/T53W/T54W/T57W/T58A IP phones will also be extended by the EXP50, you can set the provided multifunctional line keys as BLF, speed dial, call forward, transfer, call park, call pickup, etc.

The Yealink EXP50 Colour-screen Expansion Module is an ideal solution for receptionists, administrative assistants and contact centre workers and give you the ability to monitor contacts and manage a large volume of calls with ease.


  • 4.3″ 272 x 480-pixel colour screen
  • Colour icons for rich visual experience
  • 20 physical keys on each page with dual-colour LEDs
  • Three independent control keys with illuminated LED for fast switching pages
  • Supports up to 3 modules daisy-chain
  • Stand with 2 adjustable angles
4.3″ 272×480-pixel colour display with backlight
16 bit depth colour
Three page views are possible
Different colour icons for each function shown on the LCD
Features Keys and Indicator
20 physical keys each with a dual-colour LED
40 additional keys through page switch
3 independent control keys with illuminated LED are used for fast switching pages
Programmable for shared line, BLF List, call park, conference, forward, group pickup, group listening, LDAP, XML Browser…
Wallpaper, screensaver, power saving
Stand with 2 adjustable angles
For support of two or three Expansion Modules, an external Yealink power adapter (5V/2A) is required.
Up to three EXP50 can be attached on Yealink T53/T53W/T54W/T57W/T58A IP phones
USB port (2.0 compliant) for data in and out
USB port (2.0 compliant) for:
wired/wireless USB headset
Wi-Fi through WF40/WF50 for T53
USB call recording through USB flash drive
Max power consumption (PSU): 1.5W
Dimension (W*D*H*T):
Applies to Yealink T53/T53W/T54W/T57W/T58A
Operating temperature: -10~50°C (+14~122°F)
Operating humidity: 10~95%
Yealink EXP50

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