This product is compatible with both the old and the new shape PlayStation 2.The Multitap connects up to four controllers into one port on your PlayStation2 console.  With one Multitap, up to four players can get in on the action; with two Multitaps, up to eight players can battle it out simultaneously.  The Multitap allows additional memory cards to be in use at the same time. It's ideal for party games, sports games, and first-person shooters.