The ROLI Lightpad Block is a portable, multi-touch music controller that lets you create and perform music with just your fingertips. It features a pressure-sensitive surface that responds to your touch, allowing you to play chords, melodies, and drum beats. It also has an array of LED lights that provide visual feedback and a built-in speaker for sound. The Lightpad Block is compatible with a range of music-making apps, so you can create music on the go.