Feature:1. Two-dimensional wired scanning gun, can scan paper and screen 1D and 2D codes2. The barcode device provides accurate, easy-to-use and fast data entry solutions for computer information systems3. Powerful assistant for QR barcode scanning, easy identification of QR codes, keeping pace with the times, a powerful assistant for modern office4. Just plug the connector into the USB port of the computer and the POS machine, and wait for a while to work5. Plug and play, no need to set up, no complicated driver installation processSpecification:Item Type: Barcode ScannerSymbologies: QRMicro QRPDF417MaxicodeData for Matrix,AZtecCode, UPC-EUPC-AEAN-8EAN-13128UCC/EAN-128AIM 128ISSNISBN39Interleaved 2 of 5ITF-6ITF-14for Matrix 2 of 5(European for Matrix 2 of 5)Industrial 25Standard 25Codabar, 9311Plesseyfor MSI-PlesseyRSS-14RSS-LimitedRSS-ExpandResolution: 4 MillionDepth of Field: EAN13 15mm-350mm (13mil)Barcode 39 5mm-145mm (5mil)PDF 417 5mm-80mm (6.67mil)Data for Matrix 5mm-73mm (10mil)QR Barcode 5mm-135mm (15mil)Print Contrast Ratio: 20%Reading Angle: Roll : 360Pitch : 60Skew : 60Field of View: Horizontal: 40. Vertical: 45Mechanical / Electrical: Interface: Keyboard wedge, RS-232, USB (HID or V-COM)Working Voltage: 5 VDC10%Operating: 180mAStandby: 55mAEnvironmental: Operating Temperature: -20 - +60Storage Temperature: -30 - +70Humidity: 5% - 90%no-condensingAmbient Light: 0~100.000lux (net light)ESD: 9 KV (contact discharge); 15 KV (air discharge).Package List:1 x Barcode Scanner1 x USB Cable