go to that web site big mike is talking about ..... its called XtremeFM USB radio........
and .... go back to the website where you bought the mod chip and read it properly..... its should say what else the mod chip needs to operate.
Yep see ####://www.gamegizmo.com/PS/PS2/ps2usa.html it says
Play all USA / EURO / UK / Australian PS1 and PS2 backups but
****** Requires a GameShark2 or AR2 for PS2 Backups. **********
sorted - 'ave fun