In-the-ear loudspeaker system for communication of umpire during gymkhana, has radio receiving part and microphones and/or internal acoustic sources, where system is controlled by corresponding radio transmitting part over base station

摘要

The system (2.1) has a radio receiving part and microphones and/or internal acoustic sources in a base station (1), where the system is controlled by corresponding radio transmitting part over a base station that is formed as a mobile handset. The system is provided over different radio channels and addresses, and is provided per addressee. The base station wirelessly corresponds to the system, where the system is wirelessly inserted into a human ear.