Oppo A57 smartphone was launched in November 2016. The phone comes with a 5.20-inch touchscreen display with a resolution of 720 pixels by 1280 pixels. Oppo A57 price in India starts from Rs. 12,200. The Oppo A57 is powered by 1.4GHz octa-core Qualcomm Snapdragon 435 processor and it comes with 3GB of RAM. The phone […]