The Xiaomi Redmi 4 Pro release date was January 2017. Features and Specs include a 5.5" inch screen, 13MP camera, 3/4GB RAM, Snapdragon 625 processor, and 4100mAh battery."

Xiaomi Redmi 4 Pro Forum

The Xiaomi Redmi 4 Pro release date was January 2017. Features and Specs include a 5.5" inch screen, 13MP camera, 3/4GB RAM, Snapdragon 625 processor, and 4100mAh battery.