1D/21D code readers are not a specific brand but a category of industrial barcode readers used for scanning 1D (linear) and 2D (matrix) barcodes. These devices are manufactured by various companies globally, such as Honeywell (USA), Zebra Technologies (USA), Datalogic (Italy), and Keyence (Japan). They serve industries like manufacturing, logistics, retail, and healthcare by enabling efficient tracking and data capture. Products include handheld scanners, fixed-mount readers, and mobile computers with advanced imaging technology for high-speed, accurate decoding.