ENERGY STAR® is the government-backed symbol for energy efficiency, providing simple, credible, and unbiased information that consumers and businesses rely on to make well-informed decisions. ENERGY STAR is the simple choice for energy efficiency, making it easy for consumers and businesses to purchase products that save them money and protect the environment. ENERGY STAR Brother ADS-2100e, 210 x 297 mm, 600 x 600 DPI, 1200 x 1200 DPI, 30 bit, 24 bit, 24 ppm Brother ADS-2100e. Maximum scan size: 210 x 297 mm, Optical scanning resolution: 600 x 600 DPI, Enhanced scan resolution: 1200 x 1200 DPI. Scanner type: ADF scanner, Product colour: Black. Sensor type: CMOS dual CIS, Scan file formats: JPG, PDF, TIFF, Maximum duty cycle: 1500 pages per month. Standard input capacity: 50 sheets. Maximum ISO A-series paper size: A4, Scanning media types supported: Business Card, Plain paper, Plastic Card, Recycled paper, Thick paper, Thin paper, ISO A-series sizes (A0...A9): A4, A5, A6, A8 https://www.gadgetspeak.com/gadget/article.rhtm/130124/841115/Brother_ADS-2100e.html Located at the rear of the unit are the connection sockets for mains power and USB connectivity. Leads for both these options are included in the package. A second USB port is located on the right side of this scanner. This USB port is meant to be used by... https://www.expertreviews.co.uk/accessories/scanners/1403030/brother-ads-2100e-review Brother's ControlCenter4 software works in two modes. Confusingly, each has a different interfaceThe ADS-2100e looks fairly basic, with lights to indicate power or problem conditions, and buttons to send scans directly to the host PC or cancel an ongoing ... Brother's updated ADS-2100e desktop document scanner remains something of an also-ran...