How to use - This device can work anywhere and having auto call receiving function and supports all types of SIM card except JIO. Charge the device for 4 Hrs ( KEEP THE DEVICE OFF WHILE CHARGING ) Insert the SIM card and turn it ON Wear the mask on your face and put the tiny nano earpieces into your ear - That's all Now when anyone will call to that sim number then call will get auto answered and you will be able to talk with that person very easily without being noticed by anyone.
