The Samsung Galaxy J7 Duo is a dual-SIM mobile. Samsung Galaxy J7 Duo is based on Android Oreo and packs 32GB of inbuilt storage that can be expanded via microSD card (up to 256GB). It sports an 8-megapixel camera on the front for selfies with an f/1.9 aperture. The Samsung Galaxy J7 Duo runs Android Oreo and is powered by a 3000mAh battery.Īs far as the cameras are concerned, the Samsung Galaxy J7 Duo on the rear packs a 13-megapixel primary camera with an f/1.9 aperture, and a 5-megapixel camera with an f/1.9 aperture. Samsung Galaxy J7 Duo is powered by an octa-core Samsung Exynos 7885 processor that features 2 cores clocked at 2.2GHz and 6 cores clocked at 1.6GHz. The phone comes with a 5.50-inch touchscreen display with a resolution of 720x1280 pixels at a pixel density of 267 pixels per inch (ppi) and an aspect ratio of 16:9. Samsung Galaxy J7 Duo mobile was launched in March 2018.