Well this adapter is fully compatible on windows seven 64 bits. You can insert two super nintendo pads (including unofficial levers). On PC, the adapter is fully recognized by the most reputable emulators (snes9x, WinKawaks ...) and above all it is well recognized and Supercade GGPO (for network play).
Everything passes and everything works, great!
The article came to me on a Wednesday morning to an order placed on a Sunday afternoon.