A barcode reader also called a price scanner or point-of-sale ( POS ) scanner, is a hand-held or stationary input device used to capture and read the information contained in a barcode. Barcode scanners can be connected to a computer through a serial port, keyboard port, or an interface device called a wedge. Team AlephINDIA is committed to providing you with the best quality services for all kind of technical certifications and testing equipment. AlephIndiaqms: A single window for all kind of technical certifications and testing equipment. BIS, WPC, ETA, TAC, BEE, CE, UL, Ewaste, FMCS, CPCB, CARE, ISIMark, Hallmark.