What is oppoa57?

The Oppo A57 is a budget smartphone released by Oppo in November 2016. It features a 5.2-inch IPS LCD display with a resolution of 720x1280 pixels, a Qualcomm Snapdragon 435 octa-core processor, and 3GB of RAM. The device has a 13-megapixel rear camera and a 16-megapixel selfie camera. The Oppo A57 runs on Android 6.0 Marshmallow operating system with the company's ColorOS 3.0 user interface. It also has a 2900mAh non-removable battery and supports Dual-SIM, Wi-Fi, Bluetooth, GPS, and 4G LTE connectivity. Overall, the Oppo A57 is a decent mid-range smartphone with a focus on camera performance and affordability.