See 'WikiDevi' @ the Internet Archive (MW XML, Files, Images)
upgraded MW to 1.30 - maybe things are slightly less broken
Edimax EW-7128g v3
"PN:1244-00000453-02Z" is silkscreened on the board in the FCC photos.
A user adds that: "GWA-E18G" appears on the board, The subsystem is 1814:2561, the Ralink chip is labeled with "RT2561ST GT 92810EO 0716ST"