Xiaomi Redmi Y1 (Note 5A official Pictures. Xiaomi Redmi Y1 (Note 5A is a Smartphone of xiaomi. The Xiaomi Redmi Y1 (Note 5A) Android Smartphone. Announced Nov 2017. Features 5.5″ Display Snapdragon 435 Chipset 13 MP Primary Camera 16 MP Front Camera 3080 MAh Battery 64 GB Storage 4 GB RAM Corning Gorilla Glass 3. Xiaomi Redmi Y1 (Note 5A price starts.