See 'WikiDevi' @ the Internet Archive (MW XML, Files, Images)
upgraded MW to 1.30 - maybe things are slightly less broken
300Mbps Wireless-N PCI Adapter
"PB-7100-M02G-20" and "2011-07-01" is silkscreened on the board in the FCC photos.
04:00.0 Network controller : Ralink corp. Device [1814:5362] Subsystem: Ralink corp. Device [1814:5362] Kernel modules: rt2800pci
Windows driver: 22.214.171.124 (RT2760/RT2790/RT2860/RT2890/RT306x/RT309x/RT3562/RT359x/RT5362/RT539x/RT5592)