Infiltrate the Death Star for interactive action powered by the LEGO® SMART Play™ system! SMART Luke Skywalker and SMART Darth Vader’s Lightsabers™ hum as they duel. And listen to “The Imperial March” playing when SMART Emperor Palpatine sits on the throne. Hear the A-wing’s engines roar as you swoosh in different directions. Activate the laser shooters and dodge the Death Star turret’s lasers! • INTERACTIVE SET – Relive Star Wars: Return of the Jedi™ action with this Throne Room Duel & A-Wing (75427) All-In-One Set, powered by the LEGO® SMART Play™ system, with 2 SMART Bricks and a charger• POWER UP LIGHTSABER™ BATTLES – Place the SMARTBricks on the dueling arms to hear SMART Luke Skywalker and SMART Darth Vader’s Lightsabers™ hum as they duel• 3 LEGO® SMART MINIFIGURES – Bring SMART Luke Skywalker, SMART Emperor Palpatine and SMART Darth Vader to life with the SMART Brick for immers ive play, triggering reactions to situations they encounter• 5 SMART TAGS – SMART Tags for the A-wing, throne, Death Star turret and Lightsaber™ duels (2 tags), activate the SMART Brick with dynamic sounds and lights in response to how kids move and play• LEGO® STAR WARS™ GIFT FOR KIDS – Boys, girls and any fans ages 9 and up can enjoy screen-free imaginative play with this cool building toy that’s great for solo play or battles with friends• LEGO® SMART ASSIST APP – Help children unlock more from the SMART Play™ system with the SMART Assist App; get started, troubleshoot, control sound levels and download updates for enhanced play• MIC DROP – Includes a deactivated, built-in microphone for potential future play features; activation willrequire both your permission and a firmware update• DIMENSIONS – The throne room in this 962-piece set measures over 5.5 in. (14 cm) high, 19 in. (49 cm) wide and 11.5 in. (29 cm) deep; SMART Brick battery life is approx. 45 minutes per charge