All aboard for an interactive railway adventure! The BRIO Smart Tech Sound Action Tunnel Circle Set brings sound, motion, and imagination together for endless playtime fun. This 14-piece set includes a battery-powered Smart Tech Sound engine, eight tracks, two action tunnels, a figure, and a sign. Drive the engine through the tunnels to trigger different sounds and actions—watch your child’s creativity come to life! (Batteries not included.)

Recommended for 3+ years (contains magnets and small parts).