Keyboard: 61-key standard piano keyboard with touch response Display: LCD backlinghting display Tone: 128 GM standard voices plus 9 chinese folk music voices and 9 world national music voices Rhythm: 100 world well-chosen auto accompaniments Demo song: 30 chinese or english songs Effect control: Vibrato, sustain, pitch bend, transpose, touch ,keyboard split Record: Record , Replay Status Memory: 4 status memories to store tone , rhythm ,tempo ,setting for use Accompaniment control: Start/Stop, sync , Fill-in , intro/ending Chord control: Single chord , finger chord , chord clear Intelligent guide: Guide-1 , Guide-2 , Guide-3 Other controls: Power switch , master volume control , tempo , metronome External functions: Power jack , headphone , circuitry output jack , sustain pedal , MIDI IN / MIDI OUT Diapason: C2 - C7 Accuracy in musical tuning: 6cent DC Input:DC 12V Output power: 8W *2 Specifications: 955 *380 *135 ( MM ) Weight: 6.4 KGS Packing: Quantity:2PCS Gross Weight:19.6 KGS Net Weight:18.1 KGS Meas:38*45.5*104(CM).