54 standard piano keys?? 100 voices and 100 rhythms?? 32 Tempo settings?? 16 volume levels</br>8 Panel Drum Presets?? Single Chord Function?? Finger Chord Function?? A and B Guides</br>Start / Stop with Sync?? Fill In Function?? Sustain and Vibrato?? Transpose Function</br>LED display and Stereo RCA output jacks</br>Functions on AC power with included adapter or optional battery power</br></br>Product Description</br></br>The Synsonics 54 key keyboard comes with 100 tones?? 100 rhythm patterns?? demo songs?? sustain and vibrato features?? the ability to transpose?? and a record/playback function. It features demo song guides for "de?? includes an optional sheet music tray?? and operates on optional battery or AC power with included adapter. A great value for the price!</br><br/>http://www.amazon.com/gp/product/B00HG60O0CCing you to ke