H721 router; dual Sim, Gb ethernet, 2x m.2, 2x mPCIe, SD card, manual sim switch.
Quectel EM-20G (N. America ver), M.2
2.4Ghz Atheros WiFi card, mPCIe
5GHz/2.4GHz Atheros WiFi card, mPCIe
Lots of 1.13mm MHF4>SMA female and U.FL>RP-SMA cables
Lots of stubby antennae
Testing today for a buyer who uses AT&T.