This tablet was released by Asus on July 2013. The model is also called ME173X. The tablet features a 7 in. display microSD card slot, a MicroUSB slot, and a headphone jack.
Yes, you can find replacement digitizers on ebay for around $20-30. Just make sure you get the right one and are up for a little DIY. They aren't too hard to replace but the adhesive is pretty hard to remove on this model.