Hello friends I am going to tell you about jiofi 3 dongle . This time I am using jiofi dongle . This is a wifi router. In which a removable battery is used. In this device a 2600 mAH also a small display is given which is used to show battery signal and rang singnal and wifi signal . Three colour is used in this small screen in which green colour indicates that battery is fully charged blue colour indicates that battery is midium and red is battery is low A charger is also come with this dongle which is used to charge this dongle A 4G jio sim is used in this dongle on the side of this dongle two button is given one is power button which is used to do power on or off and another is used to take your dongle in stand by mode . After inserting jio sim switch on the dongle . The wifi is protected with a password which is given on the box of dongle and also under the battery by using this password you can connect your device with this dongle you can also connect your pc or laptop . you can connect upto 32 devices with this dongle . if you have any 2G or 3G smartphone connect your mobile with this dongle and on playstor download jio 4g voice call app and install in your device when you connect this app a otp is send on the alternate mobile no. enter this otp on 4gcall app then you can do voice calling and also video calling by using this dongle and also other applications which is used in a 4G smartphones MY smart brother please like this post after watching Thankyou