multifunction machine (printer/scanner/c [multifunction machine (printer/scanner/copier), laser technology, monochrome, a 4 size, suitable for office and administrative use, with print/copy speed minimum 20 ppm, print resolution >= 600 x 600 dpi, flatbed scanner with scan resolution >= 600 dpi, maximum monthly duty cycle not less than 10, 000 pages, paper input tray capacity minimum 150 sheets, connectivity via usb 2.0 or higher and inbuilt wi-fi (ethernet optional), automatic duplex printing pr
