ZyXEL PLA4205

Overview
This device would seem to be sold indivdually and as a kit with two adapters (PLA4205kit).

Links of Interest

 * Reviewed in SmallNetBuilder's HomePlug AV 500 Adapter Roundup
 * "ST&T", "PLCG501.2", "www.stt.com.tw", and "APR.2011" is silkscreened on the board.