RB711-5Hn vs. RB711-5Hn-M

Hi,

I’ve noticed that MT had replaced RB711-5Hn-M with RB711-5Hn
What are the differences?

http://routerboard.com/RB711-5Hn-M
http://routerboard.com/RB711-5Hn

improved layout, no more uFL connector choice.