Features: Conventional AC transformer control mode or LionChief wireless remote control with AC or DC power. Bluetooth Technology. ElectroCoupler on rear of tender(Controlled by remote only). Operating headlight. Synchronized fan driven smoke. RailSounds RC sound system with steam chuffing sounds and background sounds, whistle, bell and user -activated announcements. Adjustable volume (controlled by remote only) Constant speed control for consistent speed at all ranges regardless of track condition or load. Chuffing sounds in sync with puffing smoke. Powerful maintenance-free motor. Die-cast metal locomotive body, frame and trucks. Die-cast metal tender body and trucks. Metal frame on tender. Engineer and fireman figures. Traction Tires. Minimum Curve O-31.