61 full-size keys with touch response Overall control: transpose, tune, octave, local, split point, local, pitch bend, portamento, pedal LCD display with backlit Other control: record & playback, one touch setting, synth, harmony 64-note polyphony (max) 155 voices Internal floppy disk drive for playback MIDI files directly from disk 100 styles 50 songs 100 albums Connectors: DC 12V, aux.out ,damper , headphones, MIDI IN/OUT/THRU ports 3 demo songs 4 track sequencer to record songs Power: 6 x D-size batteries or AC 12V adaptor General MIDI DSP Dimensions:1015(W) x 390(D) x 150(H)mm