Roland Lightweight, 61-note Weighted-action Keyboard with Pro Sounds (JUNO-DS61) Lightweight, gig-ready instrument with pro sounds, enhanced performance features, and battery-powered operation Includes all the sounds from the popular JUNO-Di, plus newly updated acoustic and electric pianos, additional organs, and other stage essentials Wave expansion slot enables users to download new sound waveforms, available for free at Rolands Axial website Sample import function for playing user WAV files on the JUNO-DS61s keyboard Intuitive eight-track pattern sequencer with non-stop recording for quickly developing song ideas; USB audio/MIDI and DAW Control model