ZyXEL G-570S v1

Overview
"XG-1620V0.2A", "70-470302-02N", and "2005/8/31"
 * is silkscreened on the board in the FCC photos.

The wireless module may be a Z-Com XG-623G.

According the the manual submitted to the FCC,
 * the default SSID is ZyXEL G-570S.