General Specifications Type Desktop Copy Speed ??18 copies / minute (A4) Resolution 600dpi Multiple copies 99 copies First Copy Time 6.5 seconds the zoom ratio of 50% -200% (trim 1%) Memory Capacity 48MB Warm-up time of less than 25 seconds Paper Capacity Standard: 250-sheet tray, 100 Bypass; Maximum: 1,350 sheets of paper size A6-A3 Paper weight Tray 60-90g / m2, the bypass 52-162g / m2 Dimensions (W * D * H) 550X568X420mm weight 35kg Power 220-240V, 50-60Hz power consumption less than 920w (entire system) Printing Print speed 18 / min print language DDST 1? 2-resolution 600X600dpi Interface USB2.0 Operating System Windows 2000 / XP / Server 2003/2008 / Vista / Windows 7 Scan function Resolution 600dpi bundled TWAIN driver