The GL2 can record sound in two audio modes:
- 16-bit (48 kHz, 2 channel) for the highest sound quality
- 12-bit (32 kHz, 2 from 4 channels) for recording on two channels (stereo 1), leaving two channels (stereo 2) free for you to add new sound at a later date.

- To switch the mode, open the VCR SET UP submenu and select AUDIO MODE.
- Select a mode and close the menu.
- The name of the selected mode is displayed for 4 seconds.
*You are only able to select the audio mode in playback mode when AUDIO DUB. has been set to MIC. IN.