This phone realy goodBetry back up and other feature goodDisplay 51.4ghz prosesre2GB RAM 16 GB ROM128GB EXPENDBLEBetry 3120MahSaport Network 2g 3g and 4gVolte saportRedmi 4A saport bluetooth wifi , gpsHybrid dual sim slot can hold one micro simAnd one nano sim or micro sd card are useCamera 13 Mp and 5 Mp