Red mi Note Now Market is Best Quality Mobile. This Phone Quality Very Good Performance. This Mobile Sound Quality Best and Clear. This Mobile Operating Version Very good and Le test Marshmallow 6.1. This Mobile 4GB Ram and internal Memory 64GB. Redmi Note 4 has non removable 4100mah long life battery. There is a 13 megapixels Primary Camera, and Front Camera 5 Megapixels. This Mobile 5.5 inch Full HD Touchscreen Display. The Great Feature of Redmi Mobile on Market.