Smartphones Oppo A9 With 4,020mAh Battery, 16-Megapixel Selfie Camera Launched: Price, Specifications April 25, 2019April 25, 20191 min read satyamadmin Oppo A9 comes with 6GB of RAM, sports a 16-megapixel selfie sensor, and packs a large 4,020mAh battery. Source: Tech Smartphones Share Facebook Twitter Pinterest Linkedin