Xiaomi Black Shark 3S official Pictures. Xiaomi Black Shark 3S is a Smartphone of xiaomi. The Xiaomi Black Shark 3S Android Smartphone. Announced Jul 2020. Features 6.67″ Display Snapdragon 865 5G Chipset 4729 MAh Battery 256 GB Storage 12 GB RAM. Xiaomi Black Shark 3S price starts.