Handset (handset / exchange)

The Handset consists of: the handset, the wall holder and the flexible cable. On the outside of the handset of the display, is where the LED and the keypad are placed. The loudspeaker and the microphone are set inside.

The Handset takes over the internal exchange functions and serves as exchange. This exchange has special functions like e. g. check-calling all components and control over establishment and termination of connections.