Xiaomi Mi 1S official Pictures. Xiaomi Mi 1S is a Smartphone of xiaomi. The Xiaomi Mi 1S Android Smartphone. Announced Aug 2012. Features 4.0″ Display, Snapdragon S3 Chipset, 8 MP Primary Camera, 2 MP Front Camera, 1930 MAh Battery, 4 GB Storage, 1000 MB RAM. Xiaomi Mi 1S price starts.