没劫持，检测到AUX视频就自动切换，一如以前的收音机插入耳机，机内喇叭就切断了。但不知你为啥要继电器？

来源: chinomango 于 2014-12-26 15:08:48 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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