Samsung Galaxy Note 7 its important feature is iris scanner. It can scan the iris as a way to log users into the device. Place your eyes in front of the iris scanner — which is an IR camera — located on top of the screen, which will scan your eyes. The iris scanner works in multiple light settings, but it won’t work with sunglasses.
Another important feature is S Pen stylus it writes like your pen, you use it to take notes, to sketch out ideas.
Features
Display
5.70-inch
Processor
1.6GHz
Front Camera
5-megapixel
Rear Camera
12-megapixel
Resolution
1440×2560 pixels
RAM
4GB
OS
Android 6.0.1
Storage
64GB
Battery capacity
3500mAh
Fast charging USB Type-C
Fingerprint scanner
Wireless charging
Iris scanner
S Pen
Gorilla Glass 5