Samsung ProXpress SL-M4020ND Printer, Fast, professional-quality printers with lower operating costs, Robust ProXpress M4020 | 3820 | 3320 series feature print speeds of up to 40 ppm, powered by a Cortex -A5 core processor and up to 256MB of memory. High speed and performance enable businesses to accelerate document and image processing for increased efficiency. 40ppm and 256MB of memory are available on the M4020ND model only. 38ppm and 128MB of memory are available on M3820DW, M3820ND and M3820D models only. 33ppm and 128MB of memory are available on the M3320ND model only. Product dimensions may differ from the image provided.ReCP technology improves the readability of printed documents by enhancing thin lines and sharpening the edges of negative text. The ProXpress M4020 | 3820 | 3320 series delivers sharp, solid prints with effective output print resolutions of up to 1200 x 1200 dpi. 1 Year standard service contract.