Specification: Model: U-2 Interface: RS-232 serial port; USB keyboard; USB imaginary serial port Alarm Mode: LED Light and Buzzer Mode: Manual Scan Decode Type: -1D UPC-A, UPC-E1, UPC-E0, EAN-13, EAN-8, ISBN (Bookland EAN), ISSN, Code 39, Code 39 full ASCII, Code 32, Trioptic Code 39, Interleaved 2 of 5, Industrial 2 of 5, Matrix 2 of 5, Codabar (NW7), Code 128, ISBT 128, Code 93, Code 11 (USD-8), MSI/Plessey, UK/Plessey, UCC/EAN 128, China Post, China Finance, GS1 DataBar (formerly RSS) variants -2D PDF417, MicroPDF417, QR code, DataMatrix Seismic Capacity: Withstand 1.5m Drops in the Air Compatibility: Windows98/XP/2000/Anroid Work Voltage: 5V, 1.6W Operating Current: 320 mAh Working Temperature: 0C -50C Storage Temperature: -40C -60C Working Humidity: Relative humidity 5%-95% (No Condensation) Scan Angle: 60 Degrees, 40 Degrees, 42 Degrees (Left, Right, Back, Round). Resolution: 752 x 480 pixels Depth of Field: 3.5mil: Code128(9 characters): 15mm35mm 5mil: Code39(20 characters): 33mm77mm 13mil: UPC (12 characters): 17mm150mm 20mil: Code39(5 characters): 55mm195mm 6.7mil: PDF417(20 characters): 25mm90mm 10mil: DM(20 characters): 15mm115mm 20mil: QR(20 characters): 9mm175mm Material: ABS #43;PC Cable Length: 1.65 meters Item Size: 160 x 66 x 90mm/6.3 x 2.6 x 3.5in Item Weight: 128g/4.5oz Package Size: 20 x 10.5 x 8/7.9 x 4.1 x 3.1in Package Weight: 400g/14oz Packing List: 1 x Barcode Scanner 1 x User Manual