AMIT CDE570AM

Overview
"11340Y20GT00004B1" and "2010/04/07" appears to be silkscreened on the board in the FCC photos.

Sold also as the LevelOne WGR-6012 (On the DD-WRT forums)

There is also a CDE570AM-U version with a USB 2.0 port.

Default credentials are per the FCC manual.

Possible 00:50:18 (AMIT) OUI