... Code, Datamatrix, PDF417,Maxicode,etc Hand-held 2D Laser usb reader Product FeaturesDurable and Easy to OperateErgonomics design, optional ... ) Reading . Specification: PerformanceImage Sensor CMOSResoluing 752 * 480Interface RS232/USB PortSymbologies2DPDF417,QR Code(Model 1/2),DataMatrix(ECC200,ECC000,050 ... 45 mm ~ 450 mmPrint Contrast Signal ≥ 25%Roll 360°Pitch 45°Yaw 45° 45°Illumination 0 ~ 100,000 ...