Wait till indicators turned green.It works faster when sim used in mifi than the same sim used inside tablet as its antena is strong.sometimes you have to push off button for longtime to make it off.If you keep it in on position at least two persons sitting in backseat of the car using two different gadget can use the same mifi.
I use this product with my backberry playbook via Wifi. I didnt tried the USB connection. I am sure it will good too as WIFI SPEED itself is good for read more
It works like we are working on dial-up connection.....even slower than it. I used 3g sim & I wasn't satisfied. Please don't Buy It....