Currently there are 2 versions of the develpment board in circulation. The older board with the Revision 2 design comes with a Screw-in antenna on an SMA connector, while the newer Revision 4 version is outfitted with whip antennas on IPX connectors. To read the full specification of the individual boards, please select your instance based on the images below.

image alt <reg4> image alt <reg3>
Revision 2 Revision 4