Bluetooth to WIfi:
Bluetooth Time Attendance Access Control Machine,including the following functions:
1.Anti-lost
2.Self-portrait
3.Time attendance,check in/out recorder
4.Wifi
5.TCP serial port communication
6.APP (IOS & Android)
7.Linux & Mysql web server
8.BLE bluetooth 4.0
9.Incoming call reminder
10.Wireless firmware update