1. There is no need to buy a reader because it turns your phone into a barcode, QR, or NFC reader.2. Transmits the recognized data to the computer in real time wirelessly using Bluetooth or Wifi. (Use a dedicated Windows program)3. The server program is at the link below.https://mungkhs.tistory.com/113
BarQrNfcToPc(phone=reader=>PC)
