Configured with a serial host interface and factory-default 1D scanning software with standard EAS antenna and standard counter mount, the Datalogic M3301-010110-01104 is an in-counter bar code reader delivering omni-directional 1D and 2D imaging at a 5 mil maximum scan resolution across a 4-inch scanning distance. Its imager sensor autodiscriminates all standard 1D codes including GS1 DataBar linear codes, and decodes 2D symbologies -- Aztec Code, Data Matrix (ECC200 Only), MaxiCode and QR Code -- alongside stacked formats including PDF417, MicroPDF417 and the full GS1 DataBar Stacked family. The unit measures 6 in tall, 6 in wide and 3.4 in deep and weighs 1.75 lb. RoHS and China RoHS compliance are confirmed, and the unit is backed by a 3-year limited warranty.