54 Keys Keyboard Student Electronic Digital Piano - With notes Holder - with AC Adapter & DirectlyCheap(TM) Translucent Blue Medium Pick (54KB) LED Display, 32 Tempo Settings, 16 Volume Levels, 8 Rhythm Chord Volume Levels Start / Stop with Sync, Fill In Function, Sustain and Vibrato, Transposition Function 8 Panel Drum Presets, Single Chord Function, Finger Chord Function, A and B Guides, Stereo RCA output jacks 54 Standard Piano Keys, 100 Voices, 100 Rhythms, Polyphonic, 8 Stereo Demo Songs 8 Rhythm Chord Volume Levels, A and B Guides, 1/4" output jack