28504 Bachmann Spectrum T Boiler Two Truck Shay Steam Locomotive in painted unlettered black livery with white pin stripes.

Working closely with Soundtraxx™, Bachmann is pleased to introduce engines equipped with Tsunami® DCC sound technology. Model railroads will come to life with an extensive range of sound effects and DCC functions. Plus, the dual mode decoders work on both DC and DCC layouts automatically, without any internal switching or user modification.

Decoder features include:

• 16-bit sound processor

• several versions, each containing a unique suite of sounds, including whistles, bells, chuffs, and much more

• complete DCC functions

• automatic dual-mode operation for use on both DC and DCC layouts

• short, extended, and advanced consisting addressing modes

• paged, register, direct, and operations-mode programming

• extensive range of CVs