Is this a Deal or Not?

[MarineGrunt]

http://www.amazon.com/gp/product/B007IO9K8Y


Its an iPad 3 with an otterbox case and unlimited data plan on AT&T, I just do not know what to exactly pay for. In the market for a new iPad and AT&T says something about grandfathered in plans. I would like to know because I researched it and got these on ebay

http://www.ebay.com/itm/Unlimited-iPad-Data-Plan-AT-T-3G-4G-LTE-for-Ipad-1-2-3-4-mini-only-29-99-month-/321023261499?pt=SIM_Cards&hash=item4abe7a3b3b
http://www.ebay.com/itm/Unlimited-iPad-Data-AT-T-29-99-month-/190757664611?pt=SIM_Cards&hash=item2c6a0af763
http://www.ebay.com/itm/iPad-Unlimited-Data-Plan-on-AT-T-with-included-iPad-32G-3G-1st-Generation-/251188526693?pt=US_Tablets&hash=item3a7c00be65 (1st gen which is what I have but only wifi)

 

[WyomingKnott]

As of May 4, 2013, this is out of stock and unknown to return.