Huawei P9 with HUAWEI Hisilicon 955 octa core Android 6.0 operation system. 4GB RAM and 64GB R0M, support TF card up to 128GB which allows enough space for you to download freely. 5.2 inch screen allows the user to view videos and play games at a comfortable size as well as clearly due to this phone's 1920 x 1080 pixels display resolution. With the high end dual cameras, front 8.0 MP, black 12.0 MP with flashlight auto focus,you can record the happy moment easily. It is absolutely a good choice to buy Huawei P9.