61-Key Digital Keyboard Piano Piano Key Size: 1.9mm LED Display 255 Timbres, 255 Rhythms 24 Demonstration Songs 61 Keyboard Percussions Learning Mode - Three-Step Lesson: One-Key, Follow, Ensemble Rhythm Functions: Start, Stop, Sync, Fill-in A Variety of Range Effects: Sustain, Vibrato, Percussions Rhythm Programming Function Record and Playback Programming Built-In Speakers with Easy-to-Adjust Volume Controls Primary Functions: Master and Accompaniment Volume, and Tempo Controls Output Jack for Headphones, an Input Jack for Audio, and a Microphone Jack Compact Design - Keyboard Piano Measures: 35.75' Long x 10.25' Wide x 3' High Includes: Sheet Music Stand, Microphone, DC 9V/AC Power Adaptor, and Keynote Stickers Portable Keyboard Design: Uses Six AA Batteries (not included) Note: When Using Headphones, the Speakers will be Muted for Private Practicing