Transmitter chips were devices which could be planted within the bodies of slaves and set to detonate if to far removed from the slave's master. The human slave Anakin Skywalker was implanted with a transmitter chip while he was owned by the Toydarian Watto.
- Star Wars: Episode I The Phantom Menace (First mentioned)
- Star Wars: Absolutely Everything You Need to Know (First identified as transmitter chip)
- Darth Vader: Sith Lord