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Buffalo WMR-433

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Buffalo AirStation WMR-433 BK
Availability: common

Manuf/OEM/ODM Gemtek WRTT-305ACN V00

FCC approval date: 22 April 2014
UPC: 747464129563 (UPC DB, On eBay)
Country of manuf.: China

Amazon image

B00KUB48KW (Flag of the United States.svg, On Amazon, On CCC)
On Newegg

Type: travel router, access point

FCC ID: FDI000000024
Industry Canada ID: 6102A-059

Power: 5 VDC, 0.5 A
Connector type: USB Female Micro-B

CPU1: Realtek RTL8881AM
FLA1: 2 MiB
2,097,152 B
16,384 Kib
2,048 KiB
16 Mib
0.00195 GiB
(Macronix Model?)
RAM1: 8 MiB
8,388,608 B
65,536 Kib
8,192 KiB
64 Mib
0.00781 GiB
(Realtek RTL8881AM)

Expansion IFs: none specified

WI1 chip1: Realtek RTL8881AM
WI1 802dot11 protocols: abgn+ac
WI1 MIMO config: 1x1:1
WI1 antenna connector: none

ETH chip1: Realtek RTL8881AM
LAN speed: 10/100
LAN ports: 1


Additional chips
2.4/5GHz Front End Module;Anadigics;AWL9581;9581, 39520, AM CH, 1403;1;

Default SSID: Buffalo-A-XXXX (6 addl. devices), Buffalo-G-XXXX (9 addl. devices)
Default IP address:
Default login user: admin
Default login password: randomly generated
admin:randomly generated credentials used by 25 additional devices
of which 0 are Buffalo devices

802dot11 OUI: DC:FB:02
Ethernet OUI: DC:FB:02

For a list of all currently documented Realtek chipsets with specifications, see Realtek.
Regarding third party firmware support, Realtek SoC support in OpenWrt
+ (success) RTL8196C port status. on the OpenWrt Forum
and the Realtek thread on the DD-WRT Forum may be of interest.

Buffalo AirStation AC433 Wireless Travel Router

Product page (JP)

"WRTT-305ACN_V00", "ESK-H09-8100R RoHS", and a date code

of 1403 is silkscreened on the board in the FCC photos.

Like other RTL8881xx SoCs, this device is using the 8 MiB RAM integrated

into the SoC. The Flash may be rather low (<= 4 MiB, possibly 2 MiB).

Per the FCC EUT's MAC label, a DC:FB:02 OUI is presumed

to be used by at least some devices.

Additional specs, per the FCC manual[edit]

  • 11ac connectivity for transfer speeds up to 433Mbps
  • 11n support with speeds up to 150Mbps
  • Dimensions: 45 mm x 45 mm x 15 mm
  • Weight: 19 g
    0.019 kg
    0.67 oz
    0.0419 lbs

See also[edit]