Unify OpenScape Key Module KM600 for CP600,

The KM600 key module can be additionally connected to the Desk Phone CP600. Each of the 12 freely-programmable keys with LED signaling can be programmed with functions on two levels, which expands the possible functional scope considerably. The contrast-rich monochrome TFT display allows easy, perfectly-legible labeling of each key. Optional Key module for CP600. High-contrast monochrome TFT display. 12 programmable keys with LEDs (red / green / yellow). 2 navigation keys. Max. 4 modules per CP600. Wall mountable. Does not work on CP400.