Upgraded Redmi 2A to Cost $78
https://festwiz.blogspot.com/2015/11/upgraded-redmi-2a-to-cost-78.html
The Redmi 2A has a standard model which comes with 1GB of RAM and 8GB of Internal storage, while the upgraded version doubles the amount and comes with 2GB of RAM and 16GB of internal storage.
The upgraded model will be available for RMB 499 ($78), which is the same price tag that the standard model carries. This means you will be able to get double the RAM and internal memory without having to pay extra.
Source