Great speed I had ever seen, fabulas downloading speed, watch movies online speed is very good.The Reliance JioFI comes with a free Jio 4G SIM. However, you will need to go through the full documentation to get through the process of getting the SIM, without which this is just another Wi-Fi hub. The device has a 2300mAh battery. In the box, you have a charger and USB cable.