GD-FC500 Access Control Machine is a new generation of Access Systems. The access terminal works in parallel QR CODE + Smart Card + NFC + Bluetooth. GD- FC500 is Standalone Unit and also supports multiple communications protocols. The appearance of the product adopts the standard 64 box industry standard. The operation speed is fast, the recognition rate is high, Bluetooth reading distance up to 30 meters. GD-FC500 has strong compatibility and it is widely used in the residential communities. GD-FC500 works also as Cloud Based with professional and multi functions Smart Mobile App either for Android & IOS. And Web App.