Rock out to your homemade CDs with this stylish in-dash deck that features a digital servo control for improved sound quality. Customize your jam sessions with the Bass Engine sound tuning system that allows for separate bass and treble control. Rock out to your homemade CDs with this stylish in-dash deck that features a digital servo control for improved sound quality. Customize your jam sessions with the Bass Engine sound tuning system that allows for separate bass and treble control.