The OpenStage Busy Lamp Field 40 can be used with an OpenStage 40, OpenStage 40 T and OpenStage 30 T phones on HiPath 3000
90 additional freely programmable keys with LEDs; function, speed dial or line keys.
Available colors: ice blue or lava.
At most one Busy Lamp Field per telephone is possible. No combination with an OpenStage Key Modules.
The BLF needs a separate power supply.