Thanks for reply, just did the update, was afraid it would limit the top speed.
Does this firmware improve or change anything?
Thanks again!

I just received my ES2, I bought it locally here in Dublin , Ireland, I presume it was imported.. when i start the App it tells me there is a new firmware [Master Control firmware] V0.1.3.9 according to max speed requirements issued by National Technology Standard Institute of South Korea , Please u...