multimedia apparatus and method for processing audio signal thereof

Relates to a multimedia apparatus and a processing method for audio signal to service an optimal sound according to the ambient environment, the method comprising: receiving an external test sound, analyzing the frequency characteristics of a received test sound and, a frequency characteristic analyzer and may include the step of outputting an audio signal and a step of correcting the audio signal, the correction to be output according to the phase compensation value and a calculation for calculating a compensation value of the test sound in accordance with the.