Patent ID: 8165316

Claim:
A portable terminal comprising: a first audio input-output unit and a second audio input-output unit configured to receive audio when a mode is set as an input mode and output audio when the mode is set as an output mode; a setting unit configured to set the respective modes of the first audio input-output unit and the second audio input-output unit; and a determination unit configured to select an input unit from the first audio input-output unit and the second audio input-output unit based on a level of audio signal received by the first audio input-output unit and the second input-output unit when both the first audio input-output unit and the second audio input-output unit are set to the input mode, wherein the setting unit sets one of the first audio input-output unit and the second audio input-output unit to the input mode, which is selected as the input unit by the determination unit, and sets the other of the first audio input-output unit and the second audio input-output unit to the output mode.