Click the Codec button on the Ocam main screen to bring up the pop-up menu as shown below. Click Audio Codec Settings.

The following window appears, where you can select the sound quality for each audio codec.

The sound quality of each codec is as follows.

AAC codec
Bitrate: 48 kbps to 512 kbps
Sample Rate: 7350hz ~ 96000hz

MP3 codec
Bitrate: 48 kbps to 320 kbps
Sample rate is: 22050hz ~ 48000hz

MP2 codec
Bitrate: 48 kbps to 320 kbps
Sample rate: 16000z ~ 48000hz

WMA codec
Bitrate: 48 kbps to 320 kbps
Sample rate: 8000z ~ 48000hz

FLAC codec
Sample rate: 8000 hz ~ 192000 hz