India is getting a second government-sponsored tablet. The first model (the so-called Aakash) sold out in just a few days after it was launched online last week, but maker DataWind has already followed up with another 7-inch model, the Ubislate 7. It was actually announced a few weeks back, but is now available for pre-order, priced at US$57 (US$10 more than the original Aakash), and features much better specs.The Ubislate 7 comes with the following features.