PS/2 is a connection standard used for keyboards and mice. The PS/2 standard has been completely replaced by USB.
Eatech USB Male to Dual PS-2 Female Port Interface Keyboard Mouse
PS/2 Port Keyboard Download Scientific Diagram
PS2 mouse port vector image
What is PS/2 - javatpoint
USB vs. PS2 ports: The battle between the old and the new. Which
PS2 Cables, AusPCMarket
Why did computers stop adding the PS/2 port? - Quora
Do you remember the PS/2 port on your keyboard? Why is it not used?
Tech Gear USB Keyboard To PS2 Port Adapter Coupler, For Laptop at
MD6M/USB-AF, USB Mouse to PS/2 Port Converter
What is PS/2?
Why is there a ps/2 Port on a Z790 Mainboard? : r/pcmasterrace
PS/2, Port, Serial Port, Digital Video Interface On Computer