Micromax is a very cheapest and branded mobile company in world.This product was very smar.The micromax every phone latest and best feature on handset. on micromax bolt a58 is a very amazing handset.the micromax a58 run androidm operating system 4.2.2 jelly bean.2 mega pixel camera on the mobile.its 512 mb ram.1 ghz processor.1400 mah battery, 3g capability 3.5 inch display, nice it is a very good mobile phone.