Hello friend micromex X551 is not good phone because some problems is the phone. it sound quality also bad. it’s sound range is alos low. it is not good in use its battery power is 1800 mAh in this phone battery backup is not so much good. it is camera Quality is poor just 0.3 mp. this mobile in dual sim but this is not support 3g, 4g network just support 2g network. in this phone always every day new problem create, suggested you don’t bought this worst mobile. I don’t duggest you this mobile.
thank you guys