The portable scanner is office equipment that is used to scan documents. It has the advantage of being nomadic to be used anywhere while traveling. There are many models on the market. They differ from each other, depending on their range and characteristics. It is by testing the Brother DS-640 portable scanner that we could realize its strengths, and know if it is worth buying it. Characteristics of the Brother DS-640 Portable Scanner Scan your documents wherever you are with the Brother DS-640 portable scanner. It is a very practical model to carry out your tasks in case your workspace is a little tight. It offers the possibility of scanning documents through a control panel with an LED light source. Furthermore, it offers a standard optical resolution of 600 dpi by 600 dpi and an interpolation of 1200 dpi by 1200 dpi. This device provides excellent color and monochrome scanning speed up to 15 ppm, ensuring fast transfer. It can scan email, OCR, folders and images. The maximum size o
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