The KR-55 Pro is a versatile rhythm machine with mixer/recorder functions. It offers 24 drum/percussion styles recorded using KORG’s Real Groove Technology, with chain function for automatic playback. Input jacks include XLR mic, guitar/bass, and stereo AUX, enabling multi-channel mixing. It features reverb, equaliser, tuner, and supports multi-track recording to SD card. Battery-powered for up to seven hours of use, with Acoustage technology for spacious sound. Optional foot switch for control.