IM TELLING ABOUT XIAOMI REDMI Y1 64GB YOU CAN CHAKE EVERY STSTEM ITS MODAL WAS NOT SO GOOD AFTER BUYING ONE TIME YOU HAVE CHAKE IN ONLINE AND YOU WILL BUY XIAOMI REDMI Y1 MOBILE IS XIAOMI REDMI A1 MODAL SYSTEM ITS DUAL SIM AND ITS MODAL WAS VERY VERY GOOD THE BATTERY POEWR WAS 3500mAh its manufactured xiaomi