Each locomotive is tooled with detail variations specific to its prototype, including low and high headlights, isolated and non-isolated cabs, long and short sunshades, two brake wheel styles, three cab roof designs, and two blower vent layouts. Industry-Leading Model Features: Broadway Limited Imports is proud to introduce Paragon4: The new benchmark for premium HO sound-equipped locomotives. These DC and DCC-Sound equipped locomotives feature the ALL-NEW Paragon4 sound and control system. Each Paragon4 locomotive comes with BLI's own integral DCC Decoder factory installed. Paragon4 locomotives offer Dual Mode DC and DCC operation with superb back EMF motor control, improved DC motor control, built-in capacitor pack for more reliable electrical pick-up, industry best on-board sound with Rolling Thunder functionality, Pro Lighting Mode for prototypical light control, Switcher model for precise low speed control, recordable DCC operation for automated playback, and the same excellent detail level that modelers have come to expect from Broadway Limited Imports.