1 No need any batteries.
2 Support most of PC games.
3 Can direct use with PC computer.
4 Support most of PS3 games and PS2 or PSone dual shock controllers.
5 Convert PS2 or PSone dual shock controller play with PS3 games on PS3 console.
6 4 pieces of "PS2 or PSone dual shock controller" can simultaneous use.
Business Registry Number: 120-86-03931