Marklin 37187 - Set with 2 of the S 3/6 Steam Locomotives with Tenders

Model: Painted boiler bands. Gold colored smoke stack ring. With digital decoder and adjustable high-efficiency propulsion. Built-in locomotive whistle and bell. Equipped for installation of 72270 smoke generator. Headlights digitally controlled. Smoke generator (when installed), locomotive whistle and bell can be turned on digitally with the 6021 Control Unit. The headlights and the smoke generator will work in conventional operation..