Samsung Exynos® 3475 1.3GHz Quad Core processor Delivers outstanding overall performance for opening and running applications, flipping through menus, running home screens and more. Android 6.0 Marshmallow OS Smart battery usage and simple fingerprint recognition - all in a familiar layout. Google Now on Tap takes what's already on your screen and provides intuitive shortcuts to relevant info. 5" HD touch screen High-definition touch screen displays texts, e-mails, games, photos and videos with clarity. Gorilla Glass resists scratches. 5.0MP rear-facing camera Capture images and videos on the go. Also includes 2.0 MP front-facing camera. 16GB internal memory plus microSD slot Provides plenty of storage space for your contacts, music, apps and more. Expand storage up to 128GB by adding a microSD card (sold separately).