| 摘要 |
In an audio-signal playback system, a remote control device ( 3 ) for remotely controlling a playback device ( 2 ) for audio signals comprises a detector ( 7 ) for detecting mobile-phone radio signals ( 5 ) from a mobile phone ( 4 ), wherein, on detection of the mobile-phone radio signal ( 5 ), the remote a control device ( 3 ) is designed to emit to the playback device ( 2 ), in a wireless manner, a volume-influencing signal ( 6 ) to influence the volume of the playback of the audio signals by the playback device ( 2 ).
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