PC Insert - PS/2 Port - 2x4 pin Internal Motherboard Connector | Computer Cable Store
Why did computers stop adding the PS/2 port? - Quora
PC Keyboard Adapter / converter, for AT 5-pin DIN Keyboard into PS/2 port on PC | eBay
StarTech.com USB to PS/2 Adapter - Keyboard and Mouse (USBPS2PC) | EE Store
kenable AT Keyboard to PS/2 Adapter - 5 pin Din Female to 6 pin Male : Amazon.co.uk: Computers & Accessories
StarTech.com Replacement USB Mouse to PS/2 Adapter - F/M - USB mouse to PS2 Adapter - USB to PS2 Adapter - (GC46FM), Green : Amazon.co.uk: Computers & Accessories
Nice to know: What is PS/2?
What Are PS/2 Ports and PS/2 Connectors?
PS/2 connector - Wikidata
Is PS/2 or USB Better for Keyboards and Mice? - YouTube