Please e-mail firstname.lastname@example.org or call (206) 971-6975 if you have a question that you didn't find answered here.
The DMK Box simply sends every sentence it receives for these protocols. The DMK App displays values for only those instruments it knows how to parse.
50+ meters in an open field. The DMK Box has a standard RP-SMA connection for an external Wi-Fi antenna, so an aerial can solve reception problems if you have to mount the box in a spot where there is interference.