Samsung on Tuesday unveiled its latest flagship smartphone, the Galaxy Note7. It has an iris-scanning feature that combines with Samsung Knox for security, as well as a fingerprint scanner. The Galaxy Note7 has a water resistant body, a 5.7-inch QHD Super Amoled screen with a front-to-back symmetrical dual-edged curve, HDR video-streaming capabilities for immersive entertainment. It comes with an enhanced stylus. It has a rear dual-pixel 12-MP OIS camera and a front 5-MP camera, both with a focal length of F1.7.