Nexus 10 2013-ish
Mozilla/5.0 (Linux; Android 5.1.1; Nexus 10 Build/LMY49G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.91 Safari/537.36
Note that on a device of this size, mobile version is the wrong choice for most users.
It seems to me that maybe viewport dimensions would be the way to go?