The GSAN GS-M930 is a wired, handheld barcode scanner capable of reading both 1D and 2D barcodes, including QR codes, using a white LED light source. It features a USB interface for connectivity, a 640x480 pixel camera, a recognition accuracy of at least 4mil, and motion tolerance up to 2M/second. The scanner is designed with durable, waterproof, and dustproof materials, suitable for POS systems in retail or warehouse environments.