1- Run the setup of Miracle box.
2- Select CPU type as SPD.
3- Click on format.
4- Select CPU "SPD8810/6820" & USB cable.
5- Click on Start Button.
6- Switch off the mobile & connect it to PC by pressing Volume down key.
7- Mobile will be formatted.
Micromax A34 has following feature:-
• Android Gingerbread v2.3
• 1 GHz Processor