THX Ultrasound Speakers were a type of speaker. In 5 ABY, 1,138 of them played music throughout an amusement park space station called Hologram Fun World, located in the Zabian system.^[1]

Behind the scenesEdit

THX Ultrasound Speakers are briefly mentioned in the fifth novel in the Jedi Prince young readers series, Queen of the Empire. Allusions to George Lucas's first film, THX 1138, are made often throughout Star Wars material, and these homages have been officially acknowledged.^[2]

AppearancesEdit

• Queen of the Empire

Notes and referencesEdit