1、Function: Suitable for mobile payment cash register, attendance check‑in, QR code self‑service ticket collection, easy reading of mobile payment code and QR code. 2、Plug and Play: There is no need to install any drivers, compatible with systems such as for Windows, for Android, for IOS, for Linux and others. 3、Automatic Sensing: 360° recognition, no manual button is needed, as long as the QR code is close, the payment can be automatically and easily recognized. 4、Low Brightness: The desktop 2D barcode scanner makes use of diffuse reflection soft light low brightness lighting, the light is soft and not glaring. 5、Voice Reminder: The high grade Desktop QR barcode scanner adopts high quality speakers, and the sound quality is pure and pleasant. 1 x Desktop 2D Barcode Scanner1 x Connection Line1 x Manual Item Type: Desktop 2D Barcode ScannerMaterial: ABSRecognition Depth of Field: Approx. 250mm/ 9.8in maximumInterface: USBCompatible System: For Windows, for Android, for IOS, for Linux and other systemsScan Tolerance: 2.2 m/sDecoding Type: Screen QR code, screen Code128 barcodeScan Mode: Automatic Sensor ScanCommunication Interface: USBWorking Temperature: -20 to 55℃Overall Size: Approx. 102x79x69mm/ 4.0x 3.1x 2.7in