WIRELESS EXPANSION UNIT FOR A PORTABLE COMMUNICATION DEVICE

摘要

A wireless signaling device (1) that is paired with an preferably portable communication device and which has a unit (2) that ensures at least a one-way communication connection with the communication device, as well as an actuator (4) and a control unit that is in connection with the actuator (4), and the output of the control unit is connected to the input of the unit that ensures the communication connection, and the signaling device (1) is designed as an accessory of the preferably portable communication device.