For those who don't know what this is, it's a download for PS3, that will allow your PSP games that only have LOCAL multiplayer, to connect to your PS3 and use it as a pipeline to other players. Turning your LOCAL ONLY multiplayer PSP game, into an ONLINE MULTIPLAYER game. It even uses your PS3's headset for chatting..
Example.. Play Monster Hunter Freedom Unite ONLINE with others, and be able to talk to the other hunters in your group.