Pretty sure its just for file transfer, but I don't have a TV that supports it to test. There's no MHL so you can scratch that. This thing by HTC
has been the only thing I've seen that lets you do some stuff, but seems pretty limited
Nexus 10 32GB 4.4 / Unlocked /Rooted
Nexus 7 16GB C8 4.4 / Unlocked /Rooted
LTE Galaxy Nexus 32GB 4.4 / Unlocked /Rooted
LTE Galaxy SIII 32GB 4.4 CM11 / Unlocked /Rooted
LTE Galaxy Note 3 4.3 / Rooted
"Executing sudo command."