8BitDo's latest Retro Receiver brings modern controller support to PS1 and PS2
Sony Playstation 1 Accessories | Playstation 1 Controller Skin - Anti-slip Silicone - Aliexpress
Silicone Skin Case Cover For PS classic Controller Gamepad PS1 Gamepad PS One For Playstation 1 Handle Controller - AliExpress
Amazon.com: PlayStation Classic : Video Games
Sony DualShock 4 Wireless Controller 20th Anniversary Edition | GameStop
Sony DualShock 4 Wireless Controller 20th Anniversary Edition | GameStop
PlayStation Classic review: A disappointing dose of nostalgia | Engadget
JoyRetro 2.4ghz Wireless Controller for Playstation Classic Mini [Turbo Edition] Turbo Buttons, Controllers for Playstation Classic Mini [Compact & Ergonomic] (Playstation Classic.) - Walmart.com
USB RR for PS Classic
Use DualShock 4 Controllers On The PlayStation Classic! 8Bitdo Wireless Adapter! - YouTube
8BitDo adapter adds wireless controller support to PlayStation Classic
Amazon.com: Brook Super Converter - PS4/3 to PS2/1, Support Switch Pro/Xb One/ PS5/ PS4/ PS3 Controllers on PS2/ PS1/PS Classic, Retro Consoles Controller Converter : Video Games