The OpenStage Key Module 40 is a key module attached to the side of the phone that provides 12 additional illuminated, programmed keys.
Like keys on the phone, these keys can be programmed and used according to your needs
You can attach up to two OpenStage Key Module 40s to your OpenStage 40.
12 additional freely programmable keys with LEDs; function, speed dial or line keys (multiple layers).
Large graphical display for automatic key labeling.
Available colors: ice blue, lava (OpenStage 40/60) or silver blue metallic (OpenStage 80).
At most two Key Modules per telephone are possible. No combination with other Key Modules and OpenStage Busy Lamp Field 40.
The Key Module needs a separate power supply for OpenStage T.