PS3 controller connected to Playstation 2 slim modded device - YouTube
Wiresmith USB Adapter for Sony PlayStation 2 Controller to Ps3 PC Windows - Walmart.com
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Data Frog Wireless Game Gamepads For Ps3/ps2 Controller Joystick For Playstation2/3 Gamepad For Windows Android Smart Tv/tv Box - Gamepads - AliExpress
Amazon.com: PlayStation 2 Dualshock Controller Black : Playstation 2 Accessories: Video Games
Can you use a PS2 controller with a PS3? If so, how? - Quora