Hi, Mi A1, I am using a very good phone. This phone was gifted to me by my dad. It’s feature is very good. Dual camera its feature is so good that I run it very easily, hangs it not. I have been in this phone for 15 day but its feature is very good. Clear sound cleaner calling and finger lock battery power is full 4 GB Ram , 64GB ROM is 5.5HD display I loved this phone.