Features: 1.Fast Accurate: Access smart card reader has fast scanning speed, high recognition rate and accuracy. 2.Strong Compatibility: QR code scanner can be connected to any reading and identification that supports QR code and RFID card, and is suitable for various application scenarios. 3.Easy to Use: Access smart card reader is easy to install and use, plug and play, and it is a perfect upgrade for traditional card swiping systems in various industries. 4.Small Portable: The 2D scanner is small, lightweight and easy to carry, so you can take it wherever you need it. 5.Wide Application: 2D reader is widely used in business office building access control, community visitor access, administrative hall access control, supporting gates, visitor machines, smart homes, etc. specification:Item Type: Access Smart Card Reader Material: ABS Card Type: Mifare Card Barcode Type: QR, 1D, 2D Decoding Mode: Video Decoding Reading Direction (Bar Code): Take the Lens As the Center Point and Bevel 45 Scanning Automatic Induction, Buzzer Prompt Card Reading Distance (card): 3-6cm Reading Distance (QR Code): 0-20cm Operating System:For Windows xp,7,8,10,for Linux PackageList:1 xAccessSmartCardReader 1 x Data Line