Honestech DVD Player 3.0 - Manual (Page 26)

26. honestech
6. Dual Mono mode: Choose from - Stereo, Left mono, Right mono, or Mixed mono.
7. Dynamic Range Compression: available for DVDs that support Dolby Digital
technology. Provides additional sound control with the use of up to 11 audio
frequency band adjustments.
8. Apply - [ ] : Click to apply audio changes.
9. Default - [ ] : Restore default audio settings.