AUDIO PLAYER, AUDIO PLAYER SYSTEM, AND METHOD FOR TURNING OFF AUDIO PLAYER

摘要

An audio player includes a control module and an audio interface, wherein the audio interface includes a microphone pin, a ground pin respectively connected to corresponding pins of an earphone when the earphone is connected to the player through the audio interface. The control module is used for detecting a change in a resistance value between the microphone pin and the ground pin, and powers off the audio player when detecting the earphone is entered into an idle state according to the detected change in the resistance value that is a change from a first resistance value to a second resistance value. The present disclosure also provides an audio player system using the audio player, and a method.