Nexus Player is a media streaming device. Released in October 2014, it is the successor to the Nexus Q. It connects to an HDTV or home theater system to to essentially convert your current TV into a smart TV. The Nexus Player is powered by an Intel Atom 1.8Ghz quad-core processor, has 1GB of RAM and 8GB internal storage. As well as playing video and audio, it also allows you to play Android games on the big screen, and even has an optional game controller available for an improved gaming experience.
Nexus Player was only released last year so Google will continue to provide official support at least for a few months. A factory image of Android 6.0.1 for Nexus Player is available. Using this, you can update Nexus Player to latest Marshmallow version. Follow the guide below.