- 160x320 graphic LCD with 4-level gray scales
- 20 physical keys each with a dual-color LED (flashes red = ringing extension / steady red = busy / idle = green)
- Daisy-chain up to 6 modules for a total of 120 keys (note) power supply required for > 2 modules
- Each module has 20 keys with 1 key used for "Page Switching" to a second virtual page of 19
- Page button (top left) flashes to indicate activity on virtual page
- Available for phone models SIP-T28P, SIP-T26P and SIP-T38G
- Supports BLF/BLA, speed dialing, call pickup, etc.
Please click on the below image to open the quick user guide for the Yealink LCD Expansion Module EXP39.