I use thid WiFi hotspot in befor 2 moths. This is best device for non 4g Mobile users. It is great device for using internet nad that device give very good speed for other networks and the worths thing is that for this device sometime network slow down and sometime we call by jio ltevoice app is not working properly and we connect more than 5device that internet speed is slow but this device for 3 to 5 devices and it ls working is good so you can buy this device is battery performance is very good to use continuesly up to 6 hours. This is best device for non 4g phone uses