Combine classic wooden toys with modern technology with this smart, interactive Smart Tech train set from BRIO.BRIO has developed SmartTech, as a new way of combining toys and technology, and provides a completely new play experience. This is a train set that contains a smart train which drives around on a train track that the child can create themselves with the included 37 parts consisting of railway tracks, bridges, tunnels, trees and much more.Central to this train set is the “record and play” train, which can drive around the train tracks and respond to Smart Tech environments, such as stop signs and lane changes, and can play sounds that you record yourself. The train set is a very interactive toy, that really invites and encourages the child to immerse themselves in a world of train transport fun. Program your train track as you like and start your BRIO World adventure.Details about BRIO Smart Tech Sound action tunnel travel setRecommended age: 3+Requires 2x AAA batteries (not included)The set contains 37 pieces: 1x Record & Play Engine, 2x Travel Wagons, 1x Two-level Action Tunnel, 2x Red Tracks w/ Action Tunnel Slots, 1x Stop Action Tunnel, 1x Change Direction Action tunnel, 1x Break Action tunnel, 1x Fix Action tunnel, 1x Sound Action tunnel, 1x Workshop Station w/ Action Tunnel Slot, 1x Travel Station, 14x Wooden Railway Tracks, 2x Switching Tracks, 2x Passengers, 2x Suitcases, 1x Warning Sign, 1x Clock Sign, 2x Wooden Trees.