| 主权项 |
1. A system comprising:
a handset device with an audio output, the handset device configured to
transmit, to an interface unit comprising an audio input and a first wireless transceiver and coupled to the handset device by way of a wired connection connecting the audio output of the handset device with the audio input of the interface unit, a power signal configured to power the interface unit; andtransmit, to the interface unit, a command signal and an audio signal, at least one of the command signal and the audio signal transmitted by way of the wired connection, and the audio signal and at least one of the command signal and the power signal having pre-assigned and non-overlapping frequency ranges; wherein the first wireless transceiver included in the interface unit is used to transmit at least one of the command signal and the audio signal to a hearing device by way of a wireless connection wirelessly interconnecting the first wireless transceiver with a second wireless transceiver of the hearing device, the hearing device comprising an input transducer, an output transducer, the second wireless transceiver, and a signal processing unit operatively connected to the input transducer, the output transducer, and the second wireless transceiver. |
