I phone 4s is very good option over any other 3g phone . it has very good camera clarity sound quality video quality . it is ver cool for for any type of person either a bussiness or a child it has 2mp front camera and 8mp rear apple provide very scured protection over any types of virus I phone dosn;t got slow in thear speed as there is no gateway of virus is there to enter in I phone it provide a very commofortable grip to us an is very light in weight