| 摘要 |
<p>A mobile radio telephone system includes a hands free kit which allows the audio signal to be output through a car stereo system. The mobile radio telephone system includes a hand held unit, a cassette adapter, and a coupling unit. The hand held unit is a fully functional mobile telephone including a receiver and transmitter capable of transmitting and receiving voice and/or data signals. The cassette adapter is configured to load into a cassette player of a car stereo system. The cassette adapter includes a record head for contacting a play-back head in the cassette player when the cassette adapter is loaded into the cassette player. A coupling unit attached to the hand held unit and includes a coupling circuit for electrical connecting the cassette adapter to the hand held unit. When the cassette adapter is coupled to the hand held unit, audio signals are output from hand held unit to the cassette adapter and picked up by the cassette player.</p> |
