The ROLI Seaboard Rise 25 is a 25-key MIDI controller that uses a unique pressure-sensitive keywave surface to give musicians a more expressive way to play music. The Seaboard Rise 25 has a range of features, including a built-in arpeggiator, a polyphonic pitch bend, and a variety of performance controls. It is compatible with a range of software and hardware instruments, including the ROLI Equator software synthesizer.