SoCMediaTek MT7981B (Filogic 820) dual-core Cortex-A53 processor @ 1.3 GHzSystem Memory1GB DDR4Storage256 MB SPI NAND flash for U-boot and Linux 16 MB SPI NOR flash for write-protected (by default) recovery bootloader (reflashing can be enabled with a jumper) Two types of flash devices are used to make the board almost unbrickable, M. 2 2242/2230 socket for NVMe SSD (PCIe gen 2 x1) Networking1 x 2.5G bE RJ45 port, 1 x Gigabit Ethernet RJ45 port, Dual-band WiFI 6 via MediaTek MT7976C (2×2 2.4 GHz + 3×3/2×2 + zero-wait DFS 5Ghz), 3x MMCX antenna connectorsUSB1x USB 2.0 Type-A host port, USB Type-C (device, console) port using Holtek HT42B534-2 UART to USB chipExpansionMikroBUS socket for expansion modulesDebuggingConsole via USB-C port or 3-pin header, 10-pin JTAG/SWD header for main SoCMiscReset and User buttons, Boot
select switch: NAND (regular) or NOR (recovery) 2x PWM LEDs, 2x Ethernet LED (GPIO driven), EM6324 External hardware watchdog Power Supply15V USB-PD on USB-C port Optional 802.3 at/af PoE via RT5040 moduleDimensions148 x 100.5 mm compatible with Banana Pi BPI-R4 case designCertificationsFCC/EC/RoHS compliance HardWare Specification of OpenWrt One