If you’re having issues with the Quality of the Audio, please ensure your HDMI Source AUDIO IS SET >> TO >> STEREO LINEAR PCM

 For the Minimod 2 / Mircomod 3 you can try the follow:

 1) advanced menu > EDID > change to 1080i and save - then disconnect/reconnect your HDMI source

2) try a different Audio Format

3) try using a different Video Quality setting

4) ensure your HDMI Source AUDIO IS SET >> TO >> STEREO LINEAR PCM

 For the Pro Series Units:

1.ensure your HDMI Source AUDIO IS SET >> TO >> STEREO LINEAR PCM

2. Try Different Audio Format

3. Try using AC3 Passthrough Audio Mode.