Sony is a World best company in the world. I have use Sony Xperia M sonce from last four year, but I never found any problem with them . Best Pic qaulity, Best sound quality, and in very differnt colors, It has smooth touch system, compact in sixe than other phone.It have best feature in nominal price. 1GB ram, 5 mega pixel back cam, 3 megapixel front cam.It is in use. nice system quality.It has 2GB internal memory 32 GB expandeble memory.Its good compare to other device which in same price.