Have a look at this
What will you get .... Check it here
According to Motorola, the update includes the following:
Android 7.1.1 Nougat: Many enhancements including new multitasking features, more efficient notification controls and improved data saver and battery features.
Video calling: Duo is a one-to-one video calling app for everyone – designed to be simple, reliable and fun so you never miss a moment.
Android security: Includes the updates of Android security patches until June 1st 2017.
Stability improvements: Includes changes that fix bugs and improve the stability of your phone.
Moto Mods support: Updates the Moto Mods platform to the version 2.0.