The controller used for Donkey Kong Jungle Beat was the DK Bongos. This unusual GameCube accessory resembles a pair of bongo drums and was originally created for the rhythm game Donkey Konga.
In Jungle Beat, tapping the left or right drum moves Donkey Kong in that direction, hitting both drums makes him jump, and clapping into the controller’s built-in microphone produces a shockwave. These simple inputs let players perform jumps, backflips, vine swings, wall jumps, and attacks.
Nintendo EAD Tokyo designed the game around the Bongos after director Yoshiaki Koizumi saw how players responded to the accessory. The team built the platforming around short, energetic stages and combo-based banana collecting rather than traditional gamepad controls.
A common mix-up is assuming the Bongos were merely an optional novelty. The original 2004 GameCube release was specifically designed for them, although it also supported a standard controller. The later Wii version replaced them with Wii Remote and Nunchuk controls.