Summary: I had been using this device for over 2 years and is great. It normally works with two laptops under vpn tunnel, plus my cell, plus the iPad. 4G is great.
Pros: easy to set up, compatible, portability,signal
Cons: you cannot buy refill pass until your due date expired
Summary: Bought this to use in a private home without internet access. Three of us used it at the same time on our respective computers and had excellent speed.
Pros: Easy to use, small, good capacity for multiple simultaneous users.
Summary: It's a bit expensive, but it's certainly cheaper than turning your iPhone into a hot spot. If you're somewhere and you don't need to buy a router, this is a great...
Pros: Small, convenient and works terrific.
Cons: The wi-fi is from T-Mobile. So the service isn't outstanding.