Xiaomi Redmi 1S official Pictures. Xiaomi Redmi 1S is a Smartphone of xiaomi. The Xiaomi Redmi 1S Android Smartphone. Announced May 2014. Features 4.7″ Display, Snapdragon 400 Chipset, 8 MP Primary Camera, 1.6 MP Front Camera, 2000 MAh Battery, 8 GB Storage, 1000 MB RAM, Asahi Dragontrail Glass. Xiaomi Redmi 1S price starts.