The Kaoss Pad allows users to sample and loop audio and apply effects such as pitch-bending, flange, distortion, and delay using a touchscreen.
[1] According to the Guardian, while its effects technology was not new, the Kaoss Pad was distinguished by its intuitive design: "Anyone can pick one up and in a matter of seconds get the hang of it.
"[1] The British producer and musician Brian Eno, an early adopter of the Kaoss Pad, described it as "a way of taking sounds into the domain of muscular control" as opposed to working with computers: "It takes you into a completely different place, because when working with computers you normally don't use your muscles in that way.
"[1] Radiohead use a Kaoss Pad on performances of their 2000 song "Everything In Its Right Place" to manipulate Thom Yorke's vocals into a "glitching, stuttering collage".
[1][2] Other users include Brian Eno, the singer Bryan Ferry and the beatboxer Beardyman.