Features:1. Efficient scanning engine reads 1D barcodes and QR codes quickly and accurately.2. Compatible with common 1D formats (UPC-A, UPC-E, Code 128) and 2D codes (QR Code, PDF417, Data Matrix).3. Built with the GM80X series decoding algorithm for easy integration; minimal setup required.4. Dual interface support: Compatible with USB and TTL-232/UART connections.5. Audible scan feedback with a built-in buzzer confirms successful reads.Product Details:This 2-pack of GM865 barcode scanner modules delivers dependable scanning for a wide range of barcode types. The long-range lens and high-speed CMOS sensor provide stable performance even at a distance. Constructed with quality PCB and electronic components in a durable black casing. Setup is straightforward—just connect and scan. Compatible with POS systems, kiosks, inventory management, and other barcode-reading applications.Specifications:- Decoding Capability: 1D: EAN-13, EAN-8, UPC-A, UPC-E, Code 128, Code 39, Code 93, Codabar, ITF-14, ITF-6, Industrial 2 of 5, Interleaved 2 of 5; 2D: QR Code, PDF417, Data Matrix- Lens: Long-Range- Color: Black- Material: PCB + Electronic Components- Interfaces: USB, TTL-232 (UART)- Indicator: Buzzer for scan confirmation- Package Contents: 2 x Barcode Scanner Module, 2 x USB Cable (color randomly selected), 2 x Serial Cable