Sitecom WL-309

Overview
This device would appear to share the same board as the EnGenius ESR9855G.

Each WiFi radio (EMP-7605 + presumably a EMP-9605) is using
 * one internal antenna and one external antenna.

Links of Interest

 * Sitecom news about the device (released ~ May 2010)
 * Review on hwupgrade.it (IT) (w/ internal shots)
 * On uk.hardware.info (tested)