Play out an immersive throne room duel and A-wing attack on the Death Star with this LEGO®  Star Wars ™ interactive building toy (75427) for kids. Part of a range of sets powered by the LEGO SMART Play™ system, this All-In-One Set includes all SMART Play components – 2 SMART Bricks and charger, 3 LEGO SMART minifigures and 5 SMART Tags – enabling responsive play, dynamic sounds and lights, and more. Listen to “The Imperial March” playing as SMART Emperor Palpatine sits on his throne. Hear Lightsabers™ hum as SMART Luke Skywalker and SMART Darth Vader duel and the A-wing’s engines roar in flight. Activate the A-wing’s laser shooters and dodge the Death Star turret’s lasers. Add SMART Play Compatible Sets (sold separately) for more interactive play options. Help children get started, troubleshoot, control sound levels and download updates for enhanced SMART Play action with the LEGO SMART Assist App. A top LEGO  Star Wars  gift for boys and girls ages 9 and up, this set contains 962 pieces. 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 SMART Bricks 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 immersive 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 will require 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