T-Mobile is offering a 1GB + 200MB 4G LTE Data Plan through the rest of the year for FREE (regularly $10/month) when you add a tablet to your T-Mobile voice plan for a limited time. They are also offering LTE tablets for the price of their WiFi models, that’s a $130 savings on a the iPad Air or iPad mini with Retina Display. If you already have a compatible tablet, T-Mobile will let you add that to your plan as well.
T-Mobile is also offering 200 MB of data every month for your tablet for life for FREE. You don’t need to be a paying T-Mobile customer and there’s no annual service contracts. Just use an unlocked tablet you already own on T-Mobile’s nationwide 4G LTE network. A T-mobile SIM card is required to activate a Mobile Internet account which can be picked up at a T-mobile store for a small fee or sometimes even Free.