computerized sewing and embroidery machine; Computer system: Windows XP/2000/Vista/win7; ... . It can be a professional sewing tool with Stable Performance, lower noise, strong function.7. Foot operated lever control the speed, ... , bobbin, screwdriver, and many kinds of presser foot, button sewing foot, zipper foot, buttonhole foot, blind ham foot, overcast foot, and so on.12. Reverse feed function ...