Casio CTK810 61 Key USB Electronic Keyboard with Premium Accessories Package 61 Full Size KeysMusical Information System On-screen icons display notes and chords played, and metronome icon indicates the beat With 514 Tones and 20 Rhythms, there is a wide selection of tones including stereo piano and synthesized sounds; drum sets, and much more HL Sound Source for High-quality Tones (including Stereo Sampled Piano Tone) Digital Effects for Richer Sounds (Reverb: 4 Types, Chorus: 4 Types)