I assume you have already done a proper Forum Search for your model number in case other people have already answered your question ?
If so and that didn't help then check out this thread: https://community.sling.com/message/10363#10363
Come back if it that doesn't help either.
I've verified in the forum that the model is never listed
Il 29 agosto 2017 alle 20.35 alanrichey42 <email@example.com> ha scritto:
reply from alanrichey42 https://community.slingbox.com/people/alanrichey42?et=watches.email.thread in Slingbox M1/M2 - View the full discussion https://community.slingbox.com/message/301979?et=watches.email.thread#301979