Oppo A57 Price Specification Nigeria India Pakistan UAE US UK Kenya Belgium. Oppo A57 is now available for purchase in the Indian market Rs.16990, that is around $378, about 140,000 Naira in Nigeria. Oppo A57 is a selfie-focused smartphone with an impressive ColorOS 3.0 Android 6.0 Marshmallow based operating system. The smartphone is available in online […]