Patent ID: 8876559
Filing Date: 2014-11-04
Classification: H01R,H04R

Abstract:
1. An electronic device, comprising: a switch unit having an output end, a first input end, a second input end and a control end, wherein the control end is coupled to the first input end; a socket having an intake cavity on which a first terminal and a second terminal are disposed, wherein the first terminal is electrically connected to the first input end, and the second terminal is electrically connected to the second input end; wherein, a high level voltage is outputted to the first input end and the second input end and when the intake cavity holds a plug and the control end receives the high level voltage, the control end switches the first input end to the output end; when the control end receives a ground voltage, the control end switches the second input end to the output end; and wherein the electronic device further comprising a codec electrically connected to the output end to transcode a microphone signal outputted from the plug.