MRC Sound & Power & Light 9001 Model Railroad Transformer (speaker not included)

HeathKit RP-1065 Model Train Controller

MRC Sound and Power 7000 Model Train Transformer Controller

VINTAGE MRC TECH II SOUND GENERATOR 8000 & Tech II 2500 Lot

VTG MRC Sound Master 210 Digital Train Sound Control Console System

MRC Tech II Model Train Control Railpower 1400

Athearn TrainPak Power Pack 9997 HO or N Scale DC Model Train Controller