| 摘要 |
A jack (26) comprising a headphone jack (22) and a data connector (25) can accommodate either a remote controller-equipped headphone plug (110) or a data communication plug (210). The remote controller (103) communicates with the equipment using a TSB protocol through the connector (113) which is integrated with the head phone plug (112), and when the plug (210) is used the two audio devices communicate using IEEE 1394. Independent claims are also included for the following: (1) A reproducing apparatus and (2) A data communication system
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