My current set up. Picked one total set up cost me about $50, including the the psp off marketplace. : r/PSP
New PSP, Controllers: Wireless
Adding PSP Bluetooth controller support | TechPowerUp Forums
DualSense wireless controller | The innovative new controller for PS5 | PlayStation
Authentic PlayStation Portable PSP 3000 Console - Radiant Blue - 100% OEM - Walmart.com
PSPad: Mobile Gamepad - Apps on Google Play
PSP-Nx-v4-REF Combo with Wireless Controller
Backbone's official PlayStation controller lets you play all your favorite PS titles on your phone - Yanko Design
Amazon.com: Hand Grip Controller Handle Holder for PSP 2000/3000 Black Anti-Slip Design Ergonomic Easy to Install Durable Portable Gaming Accessory Control Enhanced Protection : Video Games
PSP External Controller Wiring | Hackaday
Backbone One x PlayStation® | Mobile Gaming Controller
Sony PSP 2000 Comfort Grip Ergonomic Handheld Controller PSP 3000 Playstation | eBay
PSP stereoController2 the correction tool for dual channel stereophonic signals!
Playstation Psp 3000 Core Pack - Walmart.com
PSP System | Newegg
Buy Wholesale China Mkg Player Game Controller Pro Nfc Gamepad Psp Ps1 Wired Bluetooth Mode 4 Led & Game Controller Gamepad Psp Ps1 at USD 15 | Global Sources
2.4GHZ Controller Gamepad Wireless Joystick Joypad For PSP/N64/PS1 Video Game Console For Super Console X Pro/ PC /TV Box
2.4G Wireless Gamepad For PSP / PC / TV Box /Android Phone Game Controller Joystick For Super
PSP Xpadder Controller by RockeyDA on DeviantArt
non slip wired original abs plastic| Alibaba.com
Tutorial PSP: How to use your PSP as a PC Joystick/Gamepad - YouTube
PSP Reborn?! Introducing PlayStation Portal remote player, also Wireless Earbuds and Headset | Saiga NAK
PSP-Nx Combo with Wireless Controller
Sony Patent Shows PlayStation Controller Plugged Into PSP - Siliconera
Sony PlayStation Portal Remote Player for PS5 Console | GameStop
So I've had my psp go for some time and had my PS3 for a VERY long time and I've been using the Dualshock 3 on my PSP GO for some time