For a list of all currently documented Ralink chipsets with specifications, see Ralink.
FCC approval date: 24 April 2014
Country of manuf.: China
Connector: Female Mini-B
Form factor tags: corded (modular) adapter
Antenna connector: RP-SMA
150Mbps Wireless N High Power USB Adapter
"PB-7211-M04G-10" and "2013-12-20" is silkscreened on the board in the FCC photos.