Easy and simple design; just select a rhythm pattern and press the play button Chain function lets you arrange your favorite rhythm patterns and fill-ins to create complete songs Optional foot switch lets you control fill-in/start/stop hands-free Tap the 16 pads for finger drumming or recording your own performances Built-in speaker with 2 watt output helps you jam anywhere without the need for an additional monitor A great companion for practicing guitar, bass, acoustic guitar, winds, or any type of instrument! The KR mini - an easy, simple and compact rhythm machine with a built-in speaker and optional batter power for play-anywhere convenience!