| 摘要 |
There is provided a communication system, comprising a transmission unit to be worn at a user's body at or below the user's neck for transmitting audio signals via an inductive link; and an earpiece to be worn at least in part in the user's ear canal including a receiver unit for receiving audio signals via said inductive link from the transmission unit, an audio signal processing unit for processing audio signals received by the receiver unit, and a loudspeaker stimulating the user's hearing according to the processed audio signals; wherein said inductive link is an amplitude modulation inductive link having a carrier frequency of from 100 kHz to 30 MHz.
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