MRC HO SOUND DECODER W/DCC CONNECTORS EMD MODERN SWITCHER MODEL #0001633

HO DCC Drop In Diesel sound decoder with Built-in baffled speaker

HO DCC Diesel Sound Decoder with Built-in speaker

SOUNTRAXX TSUNAMI DCC SOUND DIGITAL DECODER FOR HO SCALE STEAM LOCOMOTIVE 8PIN !

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Soundtraxx Parts and Accessories 810159 JST-21PNEM Adapter

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Double Narrow 15x11mm Sugar Cube Speakers with Baffle