Finally found one, Official PlayStation 2 USB mouse : r/gamecollecting
Microsoft Basic Optical Mouse - PS/2 and USB (White) P58-00001
HP PS/2 Connectivity Laser Computer Mice, Trackballs & Touchpads for sale | eBay
IBM PS/2 Review - RTINGS.com
Microsoft Optical Mouse USB PS2 Compatible Optical Laser TESTED and Working | eBay
1 Pcs Motherboard Ps2 Ps/2 Mouse Keyboard Splitter Adapter Cable 6-pin Mini Din Male To 2 Female Mouse Card Reader Laser Scanner - Connectors - AliExpress
Amazon.com: Logitech PS/2 Optical Wheel Mouse (Not USB) : Electronics
Lenovo Mouse Laser 3Button USB PS2 **New Retail** - Smartech.ee
HP Laser PS2 Mouse P/N: 417441-001 | eBay
TrueItDeal: ProDot PS2 Mouse 253 Made In India
Logitech MX400 Performance USB/PS2 Laser Wired Gaming Performance Mouse 97855037602 | eBay
Lenovo IBM Accessories - Lenovo Laser Mouse 2000dpi, usb/ps2 black tilt wheel 41U3074
Zalman Knossos ZM-GM4 Professional Laser Gaming Mouse Review | TweakTown
Logitech MX400 Performance USB/PS2 Laser Mouse
Gaming" PS2 mice? - Other Hardware - Level1Techs Forums
Amazon.com: Perixx Perimice-201 Wired PS2 Optical 3 Button Mouse with 800 DPI and Illuminated Wheel, Black : Electronics
EbidDealz Genuine PS/2 Laser Mouse 3 Buttons for Wyse PC & Laptops MO42KOP 770510-21L 85FHW 085FHW by EbidDealz
Fujitsu M530 Mouse USB, PS2 Laser Black 3 Buttons 1200 dpi PS2 connection | Conrad.com
HP Laser Mouse PS2 Connector MOFXKO 600553-002 537748-001 | eBay
PS/2 Vs USB Mouse - Input Lag - Still a VIABLE Option for PC GAMERS in 2018...?! - YouTube
Amazon.com: Logitech PS/2 Optical Wheel Mouse (Not USB) : Electronics
Amazon.com: Logitech PS/2 Optical Wheel Mouse (Not USB) : Electronics
Logitech MX400 Performance USB/PS2 Laser Mouse
Amazon.com: Logitech PS/2 Optical Wheel Mouse (Not USB) : Electronics
