Confiabits MT7981

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abgn+ac+ax (AX3000)
WiFi Router
Homepage Product page
3rd Party Firmware
dd-wrt Status Unknown
OpenWrt Supported
Tomato any flavor Incompatible
Gargoyle Status Unknown
Platform
BrandModelRev Confiabits MT7981
FCC ID 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 128 MiB 134,217,728 B <br />1,048,576 Kib <br />131,072 KiB <br />1,024 Mib <br />0.125 GiB <br /> (SPI NAND)
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 4-1GbE-LAN
Wired Standard IEEE 802.3i/3u/3ab

802dot11 OUI: 00:0C:43 (5 E, 19 W)
Ethernet OUI: 00:0C:43 (5 E, 19 W)

Stock bootloader U-Boot
Expansion IF types USB 2.0
USB ports 1
USB Hub Compatible Untested
Power 12 VDC, 1.5 A
Connector type barrel
Serial Port (UART) yes, 3.3V TTL, (115200 8N1)
Other
3rd Party Firmware Support OpenWrt • (List | Dev | DLs)
Radio 1
Chip1 MediaTek MT7981B
Chip2 MediaTek MT7976CN
Wireless interface OUI 00:0C:43
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 MT7976CN
Wireless interface OUI 00:0C:43
Antenna Connector Type none specified
MIMO status 2x2:2
Wireless Standard IEEE 802.11a/n/ac/ax
AX-QAM up to 2402 Mbps
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

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

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: 23.05.2
Current supported version: 25.12.5
LAN Hardware: MediaTek MT7531AE
WLAN Hardware: MediaTek MT7981B, MediaTek MT7976CN
Installation method(s):
see git-commit
Recovery method(s):
see git-commit
git • >>
mediatek: add support for Confiabits MT7981
Confiabits MT7981 is a Wi-Fi 6 router based on MediaTek MT7981.

Specification:
 - SoC: MediaTek MT7981B
 - CPU: 2x 1.3 GHz Cortex-A53
 - Flash: 128 MiB SPI NAND
 - RAM: 256 MiB
 - WLAN: 2.4 GHz, 5 GHz (MediaTek MT7976CN, 802.11ax)
 - Ethernet: 4x 10/100/1000 Mbps MT7531AE (3xLAN, 1xWAN)
 - USB 2.0 port
 - Buttons: 1 Reset button, 1 Mesh button.
 - LEDs: 7x light-blue, 2x warm-white
 - Serial console: internal 4-pin header, 115200 8n1
 - Power: 12 VDC, 1.5 A

MAC addresses in stock firmware and in this commit:
+---------+-------------------+-----------+
|         | MAC               | Algorithm |
+---------+-------------------+-----------+
| WAN     | 00:0c:43:xx:xx:e1 | label+1   |
| LAN     | 00:0c:43:xx:xx:e0 | label     |
| WLAN 2g | 00:0c:43:xx:xx:e0 | label     |
| WLAN 5g | 02:0c:43:xx:xx:e0 |           |
+---------+-------------------+-----------+
The label MAC was found in 'Factory', 0x4

Installation:
The stock firmware is OpenWrt-based. If you can reach LuCI or SSH, just use the sysupgrade image
with the 'Keep settings' option turned off.

Signed-off-by: Luis Mita