Yealink EXP20 Expansion Module
True Tech Enterprises.
The Yealink EXP20 Expansion Module has the following features:
- A diverse range of actionable.
- LCD-accessible icons.
- 160x320 graphic LCD with backlight.
- 20 physical, dual-color LED programmable keys.
- 18 additional keys available.
- Supports up to six modules.
- Two accessible pages.
- Stand with two adjustable angles.
- Two or less expansion modules can be powered by the host phone.