Finally found one, Official PlayStation 2 USB mouse : r/gamecollecting
USB to PS2 Keyboard & Mouse -- DataPro
USB Keyboard/Mouse? — Parallax Forums
USB to PS2 Adapter to Use Your Old Mouse and Keyboard
Amazon.com: PS2 to USB Female,PS/2 Male Converter Changer Adapter for Keyboard Mouse 2pcs by Oxusbor(Notice:Can't Match All Motherboard,Have Matching Problem) : Electronics
Tera Grand USB-A Male to PS/2 Female Mouse Adapter
Amazon.com: StarTech.com Replacement USB Mouse to PS/2 Adapter - F/M - USB mouse to PS2 Adapter - USB to PS2 Adapter - (GC46FM),Green : Electronics
PS/2 Male to USB Female Keyboard Mouse Adapter-For Cable Lead-PS2 6 Pin Mini DIN | eBay
PS/2 to USB Active Keyboard and Mouse Adapter
1pair Keyboard Mouse Ps2 Ps/2 Male To Usb Female Adapter Interface Converter For Computer Pc Laptop Keyboard Mice Connector - Ac/dc Adapters - AliExpress
How to convert ps2 mouse to usb | PS2 To USB - YouTube
Standard USB Male to Dual Female PS/2 Keyboard and Mouse Port
Amazon.com: Monoprice PS/2 Keyboard/Mouse to USB Converter Adapter, Black (110934) : Electronics
USB to PS/2 Adapter - Keyboard and Mouse - USB Adapters (USB 2.0) | StarTech.com
SANOXY USB to Dual PS2 Keyboard Adapter for Keyboard, Mouse SANOXY-VNDR-Dual-pS2-blu-2port - The Home Depot
USB vs. PS2 ports: The battle between the old and the new. Which is better?
Microsoft Basic Optical Mouse for Business PS2 USB, English (4YH-00006)
PS/2 Keyboard+Mouse to USB adapter : ID 971 : $5.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: GELRHONR USB to PS2 Cable，Dual PS2 Plug Active USB to PS2 Adapter Converter for Keyboard Mouse Bar Code Scanner-Black : Electronics
PS/2 - USB Keyboard & Mouse Adapter Convert ps2 to usb IOGEAR GUC100KM | eBay
Amazon.com: UCEC PS/2 to USB Adapter Converter for PS2 Keyboard Mouse : Electronics
PS2 to USB how to convert a mouse PS/2 - YouTube
How to convert a Mouse PS2 TO USB PORT - YouTube
PS/2 Mouse to USB Adapter - F/M - PS/2 Cables | StarTech.com
