Yamaha QY10 Dimensions Width 187mm Height 25mm Depth 104mm Weight weight 300g (excluding batteries) Sound sound system AWM Pronunciation maximum number of simultaneous pronunciation number 28 Presets the number of normal voice  30 + drum voice  26 kit Recording recording track number sequence track  4 / backing track  1 / code track  2 / bass track  1 / rhythm track  1 Record number of patterns preset  76, user  24 Data capacity of about 6,000 sound Input method real-time, step Connection terminal headphone LINE OUT / PHONES (stereo mini phone jack) MIDI MIDI IN / OUT LINE OUT LINE OUT / PHONES (stereo mini phone jack)