A:AnswerIt will allow you to connect your headphones but it will not allow you to connect to your WiFi you’ll need a wifi usb dongle for that, i also had to buy a dongle for WiFi we are on the same boat!!
A:AnswerNo, you do not need a driver but it does need to be plugged into a USB Port on your laptop or desktop. It will not work well if plugged into a USB hub, even if the hub is powered. Make sure you have an available USB Port where it can be plugged in before purchasing.
A:AnswerIt's an adapter for bluetooth, so I don't know it's intended for wifi. I would suggest looking into an adapter specifically for WiFi. For one thing, the transmission speeds are very different. Bluetooth is much slower than WiFi.