Go Faster with The Galaxy J2 Core comes with Android Oreo (Go edition) that delivers a great performance. Go Smarter With Smart Manager, you can now directly Install Applications or Move content to Memory card. Go bigger Upgrade your viewing experience with a large 12. 64cm (5”) display. Go Sharper Take crisper selfies and capture more detail in your shots. Go Sleek, Go Stylish The Galaxy J2 core comes with a soft home button on a vibrant display to give you a seamless experience. Sensors Accelerometer, Proximity Sensor International model phone, Does not have US warranty. Item will work with Most GSM SIM cards in U.S. and world Including AT&T, T-Mobile, MetroPCS, Etc. Will NOT work with CDMA Carriers Such as Verizon, Sprint, Boost.