Patent ID: 11877134
Assignee: APUTURE IMAGING INDUSTRIES CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 4:
5. The microphone according to claim 1, wherein the number of the at least one input jack is one; the selection module is a selection circuit of 1×2 channels with three contacts, a first contact of the selection circuit is electrically connected to the output jack, a second contact of the selection circuit is electrically connected to the front sound-pickup member, and a third contact of the selection circuit is electrically connected to the rear sound-pickup member or the input jack; and wherein the input jack is provided with a built-in switch, the third contact of the selection circuit is electrically connected to the rear sound-pickup member via the built-in switch when the input jack is not inserted by the external plug, and the third contact of the selection circuit is disconnected from the rear sound-pickup member and electrically connected to the external plug via the built-in switch when the input jack is inserted by the external plug.