Happy to report that my NanoPi M3 arrived with the connector and antenna in the box (board rev 1610). Thanks to Oscar and Tkaiser for raising the issue and to FriendlyElec for listening.

FWIW I do realize 64-bits won't give me much advantage on this board, but I need to do tests with 64-bit ARM, so this seemed like a nice board to do so. The geekbox runs a 64 bit kernel and can run both 32 and 64 bit user applications (with the appropriate libraries installed). I see a decent (40% ...