Htc desire 516 dual sim .This mobile has 1gb ram and 4gb internal memory(rom).camera clarity is not good .5mp rear camera and 2mp front camera with 5 inch touch screen.it will have a good battery back up.
And we will able to use dual sim at a time.sensor is available.external memory supportable upto 32gb.one minus point is htc dont have lots of service center in odisha.after all it is a good phone in budget.