The D-Class line was born to meet the needs of our distributors / installers to have reduced dimensions for "invisible" systems, with competitive costs to the world market. Dual input differential to completely disconnect the ground loop so that in any Use condition eliminates all the disturbances generated by the control units of the car. Reduced dimensions, over 80% yields, autosense ignition (when the audio signal arrives, it switches itself on and off as soon as the audio signal goes off) High Level Entry, make the new D-class line available for all new cars including electric cars. To date, it was unthinkable to have class D amplifiers with AB class superior performance, but with this new line we were able to fully.