Resolving down to 5 mil, the Datalogic M3303-010220 is an in-counter 2D imager built for high-volume point-of-sale environments, reading omni-directionally across a 4-inch scanning distance. Its imaging sensor handles both sweep and presentation scanning techniques, decoding all standard 1D codes including GS1 DataBar linear codes, plus 2D symbologies -- Aztec Code, Data Matrix (ECC200), MaxiCode and QR Code -- alongside stacked formats including PDF417, MicroPDF417, GS1 DataBar Stacked, GS1 DataBar Expanded Stacked and GS1 DataBar Composites. Host interface options cover Serial, USB, Keyboard Wedge and IBM 46XX connections, with USB cable sold separately. The unit measures 6 in tall by 6 in wide by 3.4 in deep and weighs 1.75 lb, fitting flush into standard checkout counter cutouts.