Hi friends micro max x791 mobile is ultimate product iam using iam so happy set is no struck good qualiti mobile and .The Micromax X791 back body is color Black and all the aplication is good.The design is phone good and atractive.Its Phone durability is so long .its totaly Valuble phone .its very good an highly production of micromax.the Micromax X791 is sound quality is very high and Pure .Its is a good feature smart phone. And micro max battery super qualiti charge and good product thank u