Configured with a serial host interface and RS-232/WN cable, the Datalogic M231B-00101-02301R is an in-counter, single-plane barcode scanner built for medium to high volume point-of-sale environments. It reads all standard 1D codes with autodiscrimination, including GS1 DataBar Linear, GS1 DataBar Stacked, GS1 DataBar Stacked Omnidirectional, and GS1 DataBar Expanded Stacked, via wired cable connectivity. Flash memory supports in-field software upgrades, and an auxiliary RS-232 port accommodates handheld scanner integration, programming, or label data output. EAS compatibility extends to Checkpoint and Sensormatic systems. At 2.43 lb, the unit ships in a standard counter mount configuration without a power cord or brick. RoHS environmental compliance is confirmed, and the scanner is covered by a 3-year limited warranty.