g41d3+

as the title suggests, i'm setting up a new wireless connection in my house in a week(for the first time, never set up a Wi-Fi ). I need a USB Router for a 3BHK flat, a 3G/4G dongle and a Network Interface Cards for my mobo as it doesn't have inbuilt(Gigabyte G41D3+). My budget is around 4k. Can...