See 'WikiDevi' @ the Internet Archive (MW XML, Files, Images)
upgraded MW to 1.30 - maybe things are slightly less broken
Entone Kamai 500 Dual-Band Wi-Fi Adapter
Dual-band Wi-Fi Adapter
The CLR250 may possibly be somewhat similar to the RT3573..
The FCC sample label seems to indicate usage of a E0:91:53 (XAVi) OUI is used. It is presumed as such..