Lionel Disney Star Wars Empire Rs-3 LionChief Freight Electric O Gauge Bluetooth 5.0 Train Set with Remote includes everything you need to get started, including a locomotive, cars, track, power supply and remote control. This 18 piece set includes detailed decoration, is Bluetooth compatible, and contains unique features like detailed sounds, and lights. Operation Technology via the Lionel LionChief App includes Bluetooth 5.0 that allows you to operate your train via any compatible smart device. Lionel Voice Control allows you to run your locomotive by speaking commands. Rail Sounds Rc Sound System controls train sounds and announcements. Remote features a forward and reverse speed control knob, 3 buttons for horn, bell and special announcements, and requires 3 Aaa alkaline batteries (not included).