4G bands 1, 2, 3, 5, 7, 8, 20 1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 25, 26, 28, 32, 38, 40, 41, 66 ...

This update to Samsung's flagship phone adds a fingerprint reader, heart rate monitor, and advanced auto-focus on its upgraded 16-megapixel camera. It's also water-resistant and sports a faster ...