Product Overview
The 9800 Key Expansion Module (KEM) improves the functionality of the phone by adding extra extension lines and programmable buttons. These buttons can be set up as line keys, speed-dial buttons, or other buttons for supported phone features.
- 5 inch color backlit LCD display
- 20 programmable line keys
- Supports up to 40 lines
-Buttons can be configured as line keys, speed-dial buttons, or other supported phone feature buttons
-Power is provided from the host phone
