Class D XII/Class 73 2-4-4T - 3-Rail w/Sound & Digital -- Royal Bavarian State Railroad K.Bay.Sts.B. #2237 (Era I, green)

This model comes equipped with an mfx digital decoder and extensive sound functions. Designed for use on Marklin 3-rail track (not compatible with conventional 2-rail systems). Other features include headlights controllable with digital operation and European-style hook-and-loop couplers.