For a list of all currently documented Atheros chipsets with specifications, see Atheros.
Open-Mesh OM2P v2
FCC approval date: 24 February 2014
Country of manuf.: Taiwan
Power: 12-24 VDC, 1-1.2 A
Connector type: barrel
Power over Ethernet (PoE) tag: non-standard (otherwise unspecified)
CPU1: Atheros AR9331FLA1: 16 MiB
Model?)RAM1: 64 MiB
Expansion IFs: none specified
Serial: yes, internal, 4-pin header, populated, 3.3V TTL
WI1 chip1: Atheros AR9331
WI1 802dot11 protocols: bgn
WI1 MIMO config: 1x1:1
WI1 antenna connector: U.FL, RP-SMA
Third party firmware supported: OpenWrt
802dot11 OUI: none specified
"7016A0604001 Ver: 1.00" is silkscreened on the board in the FCC photos.
Based on the specs of this device, AR9331 is currently assumed to be the WiSoC used.