You need to connect your mouse or keyboard before you start up your PC.
eBay
SATA IDE Interface Network Adapter For PS2 Playstation 2 Fat Console Socket Scph 10350 Sata Hdd Adapter For Ps2 Memory Card
Aliexpress UK
If the mouse or keyboard you are using supports this conversion, this adapter is valid.
eBay
1080P PS2 To HDMI-compatibale Audio Video Converter Adapter Cable Support All PS2 Display Modes for HDTV PC HD Cable Adapter
Aliexpress UK
Total length: 20CM. USB Bus Powered, no power adapter is needed. Wire Material: PVC. Supported systems: for Win XP/ Vista/ NT/ Linux/ MAC OS X/ win7 (32bit/64bit)/ Win8(32bit/64bit) etc.
eBay
Replacement AC Adapter For PS2 Slim 7000 Series Game Console For PS2 DC 8.5V AC Adaptor Charger Power Supply US Plug/EU Plug
Aliexpress UK
This adapter will only work if the mouse or the keyboard of your use of this conversion. USB ports free for other devices. You can follow below process to chontact us. e: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.
eBay
TicKnot SATA Upgrade Kit For PS2 IDE Hard Drive Original Network Adapter SATA Upgrade Board For PS2 IDE HDD Adapter
Aliexpress UK
No power adaptor needed.
eBay
1PC USB Male To PS/2 PS2 Female Converter Cable Cord Converter Adapter Keyboard PC Hardware Cables & Adapters
Aliexpress UK
PS2 to USB adaptor for a USB mouse.
eBay
USB Male To PS2 Female 6Pin Adaptor Converter for Adapter PC Laptop Mouse Keyboard
Aliexpress UK
Designed to provide both dependability and cost-effectiveness. Style Keyboard. Easy to use and install. Number of keys 46. Country of origin China.
eBay
1 Pcs USB Dual Player Converter Adapter Cable for PS2 PC USB Game Controller with CD Driver
Aliexpress UK
USE YOUR OLD KEYBOARD OR MOUSE WITH YOUR NEW COMPUTER.
eBay
OULLX USB Male to Dual PS2 Female Cable Adapter Converter USB to Two PS/2 Use For Keyboard Mouse Computer Cables & Connectors
Aliexpress UK