For a list of all currently documented Ralink chipsets with specifications, see Ralink.
Manuf/OEM/ODM Amigo AWU-902W
FCC approval date: 19 November 2004
Connector: Male A
Form factor tags: dongle
The ID for this device is in rt2500usb. It is presumed to use RT2572 like the AWU-902W, though it may use a different chip (RT2571).