... ) The sewing speed of this mattress sewing machine is controlled with imported needle position motor and control box.3) Straight, enen ... and attractive seam.4) This mattress sewing machine with low noise, small vibration, stable performance, high efficiency. Main Technical ... .5-0.8)MpaPower 560WPower Supply Single-Phase, 220V, 50Hz Table Top Tape Binding Machine PF-300U