Industry-leading Model Features: · Paragon4 Sound & Control System featuring ROLLING THUNDER · Integral Dual-Mode Decoder with Back EMF for Superb Slow Speed Operation in DC and DCC · Precision Drive Mechanism Engineered for Heavy Towing and Smooth Slow Speed Operation · All Wheel Electrical Pick-up · Die Cast Body with Die Cast Chassis for Maximum Tractive Effort · Premium Caliber Painting · Prototypically Accurate Paint Schemes and Road Numbers · Many Separately Applied Details such as Grab Irons, Horns, and Bell · Prototypical Light Operation · Prototypically Accurate Sounds for the EMD SW7 Diesel Locomotive · MicroTrains-compatible Couplers (2) · Will Operate on Code 55, Code 70 and Code 80 Rail · Minimum Operating Radius: 9 inches