1D 2D QR Desktop Barcode Scanner Wireless Bluetooth 2.4G Wired USB Omnidirectional Handfree Automatic USB Barcode Reader Scanner Item Type: 1D 2D QR Desktop Barcode Scanner Material: ABS Connection: Wireless Bluetooth/2.4G/Wired USB Three Mode Connection Wireless Bluetooth Distance: Approx. 20meter / 66ft Wireless 2.4G Distance: Approx. 80meter / 262.45ft (Open Environment) Wired Cable Length: Approx. 1.5meter / 4.9ft Resolution: 640x480 Light Source: 617nm Red LEDs Scanning Mode: Auto Sensing/Continuous Scanning Scanning Type: CMOS Global Exposure Scanning Angle: ±60°, ±54°, 360° (Left/Right, Front/Back, Rotation) Scanning Rate: 120 Frames/Sec Field of View: 48° (Horizontal) x 30° (Vertical) Print Contrast: 20% Minimum Prompt Mode: Buzzer, LED Light Setting Mode: Press Button to Set, Manually Scan the Setting Code in Sequence Decode Type: 1D: EAN13, EAN 8, UPC A, UPC E0, UPC E1, Code128, Code39, Code93, Interleaved 2 of 5, Industrial 25, Matrix2 of 5, Code11, CodeBar, MSI, RSS 14, RSS Ltd, RSS Exp, Standard 2 of 5, Plessey, ChinaPost 25, GS1 Composite 2D: QR Code, Data Matrix (DM), PDF417, Micro QRCode, MaxiCode, Aztec Code, Support for Cell Phone Screen Reading Minimum Resolution: 1D 3mil, 2D 5mil Application Scenario: Used in Supermarkets, Retail Stores, Banks, Libraries, Etc. Battery Type: Built in 2000mAh Lithium Ion Battery Battery Charge Time: About 4 Hours Operating Time: 30 Days (Standby), 72 Hours of Continuous Operation (Scanning Every 5 Seconds)