Yep its root able, I'm currently on mk2 myself (use to be on Mdk then speaker went out) and it's probably the easiest method. Mdk was a slightly bit more involved process. Thunder linked the saferoot method for mk2.
Hit thanks if I helped you out. Doing a little bit of reading goes a long way. Sent via tapatalk.
Nvidia Shield Root and More
A little bit of reading goes a long way.