Stealth Series - Model is DCC-Ready out-of-the-box. No Sound. Out-of-the-box, front and rear lights are directional. Other lights are ON with track power. Model is equipped with an 8 ohm speaker already installed and ready to use if modeler desired Precision Drive Mechanism Engineered for Heavy Towing and Smooth Slow Speed Operation All Wheel Electrical Pick-up ABS 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 Handrails, Grab Irons, Horn, Bell, Wipers, and Etched Metal Grills Prototypical Light Operation - accurate for each paint scheme Metal Kadee-compatible Couplers (2) Will Operate on Code 70, Code 83, and Code 100 Rail Minimum Operating Radius: 18 inches