# Test Preferences – Sound

Sound test type

Select the type of test you wish to carry out.

Wave File, Midi File and MP3 File

Browse to select the files which will be used during the standard test, or enter the path to the audio file.

Max Distortion

Select the maximum distortion allowable for the loopback test. The values available are between 1 and 20 percent. 1% represents a low level of distortion.

For more information see the description of the Sound Test