Features: 1) 2 heads, 6 needles 2) Needles range: 0.1 - 12.4mm 3) Speed: 2 50 - 820rpm 4) Stitch memory capacity: 1,000, 000 stitches 5) Power: single phase / three phase 220 / 380V, 50 / 60Hz 6) Power consumption: 1.2kW Functions: 1) Auto repeat of embroidering 2) Sticking cloth embroidering 3) Return and complementary embroidering 4) Auto bulk embroidering 5) High / low speed idle running 6) Thread broken detecting 7) Auto return to the stop /original point 8) Manual frame moving 9) Adjustable rotating speed 10) Power failure protection 11) Disk output / input function 12) Design copy, editing-storing 13) Display by digit, liquid crystal 14) Rotating, enlarging and returning for embroidery design