For a list of all currently documented Ralink chipsets with specifications, see Ralink.
Manuf/OEM/ODM Askey WLU5022(RoHS)D
FCC approval date: 20 November 2009
UPC: 022265003961 (UPC DB, On eBay)
Country of manuf.: China
Connector: Male A
Form factor tags: dongle
Assumed to be identical to the WLM-10U2 and WLM-10U3.
The adapter is an Askey WLU5022.