Originally Posted by Graupner USA
It fixes a problem with the Mikrokopter voice file and also fixes the failsafe which under certain situations would "safe" TX settings with an active RX link...
We will post it later this week on the US site.
Meanwhile, there is also a newer firmware version 1.041 for the mz-18/mz-24 radios availabel from site.
It indicates an update for the EN300328 1.8.1 which is the latest from Europe 2.4GHz spektrum.
Lots of info here especially about testing. Radios imported after Jan.1 2015 must comply.