Amazon.com: PlayStation 3 Dualshock 3 Wireless Controller (Black) : Video Games
PlayStation 3 Dualshock 3 Wireless Controller (Black) - Walmart.com
Steam Deck natively recognizes the PS3 controller. Simply plug it in via USB, wait for Steam OS to recognize it, then unplug USB cable and it will work over Bluetooth without needing to pair it. : r/SteamDeck
PS4 controller not working: Ways to troubleshoot & fix | Asurion