Expansion Modules

Yealink EXP20 Expansion Module
  • 160x320 graphic LCD
  • 20 physical, dual-color LED programmable keys
  • 18 additional keys available
  • Supports up to 6 modules daisy-chain
  • Applies to Yealink IP Phone SIP-T27P and SIP-T29G
Yealink EXP40 Expansion Module
  • 160x320 graphic LCD with 16-level grayscales
  • 20 physical keys each with a dual-color LED
  • 20 additional keys through page switch
  • 2 independent control keys are used for fast switch pages
  • Supports up to 6 modules daisy-chain
  • Applies to Yealink T46S / T48S / T46G / T48G
Snom D3 Expansion Module

Quick Summary

  • Support Snom D315 / D345 / D375
  • 18 highly configurable, self-labelling, multicolored LED keys
  • Power supplied from phone via USB port
  • Daisy-chain up to 3 modules (54 function keys)
  • Power supplied from phone via USB port
Snom D7 Expansion module for snom 7XX (Black / Grey)

Quick Summary

  • 18 configurable self-labelling LED keys
  • High resolution black & white display with backlight
  • Power supplied by phone via USB port
  • Daisy chain up to 3 module
  • Requires power adapter for 2nd expansion module