First I wourld you like to thank say jio. because in small time you reach big archivment . this is nic divice in low cost . and easy to carry where you move and price is also preety good. it something gives good speed. but sometimes it just horrable. but its only connect more than 4-5 devices . this device hd calling working awsome. its cannect all 2g, 3g, 4g, devices . you will start regretting that whay I have buyed this thing is good only if ou connect one or two devices only. and its servics is also good.