Translated Description from PIKO: New for 2021: The PIKO SmartSound Decoder 4.1 is a universally applicable digital decoder of the latest generation with 8-channel and 12-bit sounds, a variety of light outputs and a 1.2 A motor control. The PIKO SmartSound Decoder 4.1 masters the data formats DCC with Rail-ComPlus, Motorola and Selectrix, is mfx-capable and can also be used on analog systems. The decoder automatically recognizes the respective operating mode. Up to 44 switchable additional functions can be called up. Sounds typical of locomotives and trains, such as steam and train noises, horns, brake squeaking, station announcements, shunting commands and many more can be activated individually! Sound is also possible in analog mode (only engine noise).