| CPC H04R 1/1058 (2013.01) [H04R 1/1016 (2013.01)] | 11 Claims |
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1. An earphone, comprising a loudspeaker, a rear housing and a front housing, wherein the loudspeaker is disposed in the rear housing, a sound output hole is disposed at a first end of the front housing, a second end of the front housing is rotatably connected to the rear housing, and the front housing is rotatable relative to the rear housing and between a first position and a second position;
in a case that the front housing is rotated to the first position relative to the rear housing, the sound output hole faces a first direction, and the loudspeaker is configured to output a first channel audio signal; and
in a case that the front housing is rotated to the second position relative to the rear housing, the sound output hole faces a second direction, and the loudspeaker is configured to output a second channel audio signal;
wherein the first direction and the second direction are different directions; wherein
the rear housing comprises a base and a fixing member, the base is connected to the fixing member, the base is provided with a first cavity, the fixing member is provided with a second cavity, the first cavity and the second cavity are communicated with each other to form an accommodating cavity, and the loudspeaker is disposed in the accommodating cavity; and
the front housing is rotatably connected to the fixing member, a sound guide channel is disposed in the front housing, and the sound guide channel is communicated with the second cavity; wherein
the earphone further comprises a detection member and a detection circuit, the detection member is electrically connected to the detection circuit, and the detection circuit is configured to determine a state of the earphone according to a state of the detection member; wherein
the detection member comprises a first metal contact and a second metal contact which are spaced on the fixing member, and a metal dome disposed on the front housing, and the first metal contact and the second metal contact are electrically connected to the detection circuit; and
in a case that the front housing is rotated to a preset position relative to the fixing member, the first metal contact and the second metal contact are electrically conductively connected through the metal dome.
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