This Samsung Gear S2 is powered by a dual-core Exynos 3250 SoC, which has been built specifically for Samsung’s wearables. The watch also features Bluetooth 4.1, NFC and Wi-Fi connectivity, plus 512MB of RAM, 4GB of internal storage ( only 1.9GB is user-accessible) and a 250mAh battery.Feb 11, 2016. so guys I must say u better purchase it n enjoy .