Hii am Abhishek Samsung Galaxy J7 Prime is one of the best mobileand is are RS- 18, 790 for feature phone and the network is used 2G, 3G and 4G and full details dual sim Nano and phone size is 5.5 inches and Resolution 1080 x 1920 pixels or screen protection is corning gorilla glass the best protection and the leatest version android is v6.0.1( Marshmallow) .or chipset is Exynos 7870 octa and processor is octacore1.6 ghz cortex-A53 and the memory card support upto 256 GB and internal memory card is 32GB and Ram is 3GB without hang app or primary camera is 13mp with led flash or secondary camera is 8mp and Fingerprint sensors and battery is Non-removable 3300 mah.