Specifications: multi-head straight-line quilting machine:Upper thread breakage detection system multi-head straight-line quilting machine: 1.Max quilting width:3200mm 2.Max rotate speed is 1800RPM 3.15''color monitor, Chinese or English character, on which pattern, stitch distance, current stitch, rotate speed can be displayed 4.upper thread breakage detection system: When the thread breaks, machine would stop. 5.Zoom the pattern by 1cm step. 6.Quilting pattern storage: about 200 patterns keep in the computer, also can read from normal memorizer. 7.Back tack: by program 8.If shut off electricity, program would keep the same date in the computer 9.Safety device: if computer, motor has problem, machine would stop automatically and display the reason in the screen Multi-head Straight-line Quilting Machine