UniElec U7981-01 eMMC

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multiple revisions of this device, use caution
abgn+ac+ax (AX3000)
AX3000 Dual Band Gigabit Wi-Fi 6 Router
Homepage Product page
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Supported
Tomato any flavor Incompatible
Gargoyle Status Unknown
Platform
BrandModelRev UniElec U7981-01-AX (eMMC)
FCC ID (fcc.io) none specified
FCC ID (fcc.report) none specified
Type wireless router
CPU1 checkY MediaTek MT7981B
CPU1 Type ARM Cortex-A53
CPU1 Speed 1.3 GHz ( 2 cores ) 64-bit
Flash1 Chip Brand? Model?
Flash1 Size 8 MiB 8,388,608 B <br />65,536 Kib <br />8,192 KiB <br />64 Mib <br />0.00781 GiB <br /> (eMMC)
RAM1 Size 256 MiB 268,435,456 B <br />2,097,152 Kib <br />262,144 KiB <br />2,048 Mib <br />0.25 GiB <br />
RAM1 Chip Brand? Model?
ETH chip1 MediaTek MT7981B
Switch MediaTek MT7531AE
Ethernet Port Count 1-1GbE-WAN
4-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

802dot11 OUI: none specified

Stock bootloader U-Boot
Expansion IF types M.2(B-key) for 4G/5G Module
M.2 Slots 1
Power 12 VDC, 1 A
Connector type barrel
Serial Port (UART) yes, 3.3V TTL, (115200 8N1)

Flags:
Wi-Fi 6

Other
3rd Party Firmware Support OpenWrt • (List | Dev | DLs)
Radio 1
Chip1 MediaTek MT7981B
Chip2 MediaTek MT7976C
Wireless interface OUI none specified
Antenna Connector Type none specified
MIMO status 2x2:2
Wireless Standard IEEE 802.11b/g/n/ax
802.11ax up to 574 Mbps
802.11n up to 300 Mbps
802.11g up to 54 Mbps
802.11b up to 11 Mbps
WiFi Operating Frequency 2.4 GHz
Radio 2
Chip1 MediaTek MT7981B
Chip2 MediaTek MT7976C
Wireless interface OUI none specified
Antenna Connector Type none specified
MIMO status 3x3:2
Wireless Standard IEEE 802.11a/n/ac/ax
802.11ax up to 1201 Mbps
802.11ac up to 867 Mbps
802.11n up to 300 Mbps
802.11a up to 54 Mbps
WiFi Operating Frequency 5 GHz
 CPU1 brandRadio1 chip1 brandRadio2 chip1 brand
UniElec U7981-01 NANDMediaTekMediaTekMediaTek
UniElec U7981-01 eMMCMediaTekMediaTekMediaTek

For a list of all currently documented MediaTek chipsets with specifications, see MediaTek.

For a list of all currently documented UniElec devices with specifications, see UniElec.

574 Mbps - 2SS 2.4GHz 802.11ax (40MHz chan., 1024QAM),
2402 Mbps - 2SS 5GHz 802.11ax (160MHz chan., 1024QAM) = AX3000 class

Flashing

Flashing OpenWrt

Target: mediatek
Subtarget: filogic
Package architecture: aarch64_cortex-a53
Supported Since Commit
Support started version: 23.05.4
Current supported version: 24.10.5
LAN Hardware: MediaTek MT7531AE
WLAN Hardware: MediaTek MT7976C
Installation method(s):
see git-commit
Recovery method(s):
see git-commit
instructions • >>
The U-boot menu will automatically appear at startup, and then select
the required options through UP/DOWN Key.

NAND Flash and eMMC Flash instructions:
1. Set your computers IP adress to 192.168.1.2.
2. Run a TFTP server providing the sysupgrade.bin image.
3. Power on the router, into the U-Boot menu.
4. Select "2. Upgrade firmware"
5. Update sysupgrade.bin file name, input server IP and input device
   IP (if they deviate from the defaults)
6. Wait for automatic startup after burning

Pictures

Retail Images