GM67 Features: USB wired barcode scanner to capture 1D and 2D codes on labels, paper, mobile phones, or computer screens. High-efficiency recognition and fast upload speed to improve working efficiency. Built-in buzzer provides feedback for successful or failed scans. Compatible with USB and UART interfaces. Offers over 180 configurable options. Supports macro functionality to replace a string in the barcode with another. Programmable preamble, postamble, and termination strings. Superior reading performance using advanced decoding algorithms. Color: Green Material: PCB Package Contents: 1 x GM67 scanning module 1 x USB cable 1 x Serial port cable Note: Only the items listed above are included. Light and display differences may cause slight variations in color between the product image and the actual item. Measurement error allowance is +/- 1-3 cm.