Oppo A6 4G, Oppo A6x 4G, Oppo A6t, Oppo A6t 4G, and Oppo A6t Pro are listed on the company’s website, revealing colour options, RAM and storage options. They feature a 6.75-inch display and up to 7,000mAh battery unit. They have up to 8GB RAM and up to 256GB storage. New Oppo A-series smartphones have dual rear cameras.Oppo A6 4G, Oppo A6x 4G, Oppo A6t, Oppo A6t 4G, and Oppo A6t Pro are listed on the company’s website, revealing colour options, RAM and storage options. They feature a 6.75-inch display and up to 7,000mAh battery unit. They have up to 8GB RAM and up to 256GB storage. New Oppo A-series smartphones have dual rear cameras.