Killer is not mean to kill. This mean that the jio launch the smart way to get 4G faster then faster network in all wifi device 2g 4g and 3g or.laptop and smart TV all in one connect to jio fi and It loke great. Man in black type and it have good battery life. Awesome it is. And the range of it is very well long meter and it forward to the future life in technology way provide smat India. Help to upgrade the network. Jay hind