Hearing aid system with a programmable hearing aid and a transmitting and/or receiving unit, transmitting and/or receiving unit as well as a programmable hearing aid

摘要

In a hearing aid appliance (22) there is a transmitter-receiver unit (23) connected to and detachable from the hearing aid appliance for over-the-air programming. This unit takes the external shape of a hearing aid battery and inserts into a battery case (27) of a hearing aid for programming.