The Datalogic DSM0421 is a USB-interfaced fixed mount 2D imager configured with a WVGA sensor and supplied with a 50 cm cable, weighing 4.62 oz in a black high-impact resin enclosure. Rated IP54 for particulate and water sealing, the housing also resists cleaning solvents and disinfectant solutions, making it suitable for healthcare, lab, retail self-checkout and access control installations. A 4-Dot aimer with center cross supports targeted scanning, while Datalogic's Green Spot technology and an integrated beeper provide good-read feedback. Scan modes include Autosense and software triggering, and maximum resolution reaches down to 2 mils. Symbology coverage spans all standard 1D linear codes, 2D formats including Aztec Code, Data Matrix, QR Code, Micro QR Code, MaxiCode and China Han Xin Code, stacked codes including PDF417 and MicroPDF417, and multiple postal code formats. Mounting hardware is included and supports attachment from all sides of the unit at any angle, simplifying embedded integration for system designers.