Tera Omnidirectional Barcode Scanner Presentation Scanner Barcode 1D 2D QR Digital Bar Codes Merchandise Codes Barcode Scanner Superior Scanning Performance Adjustable Scan Head Multi-Interface Plug and Play: No driver or app needed. USB 2.0 cable wired desktop barcode scanner -- simple and easy installation right out the box, just insert the data cable into a computer, POS or cash register and start scanning. No training necessary. Excellent 1D/2D Barcode Reading Performance: Tera barcode scanner integrates both a laser and an imager into a single presentation scanner  no need to buy a separate scanner for printed 1D and digital 1D, 2D and PDF barcode reading. Multi-Interface Design: Automatic interface detection enables the scanner to configure itself to the appropriate interface upon connection, eliminating the tedious task of scanning programming barcodes. Adjustable Scanner Head: Sleek design enables handheld scanning of large, bulky items. The adjustable scan head even allows cashiers to tilt the scanner 45 for targeted scanning of larger products. Dual-Working Modes: scanner seamlessly works for both merchandise scanning by the cashier, and digital barcodes scanning off smartphones by customers.