This adaptor enables you to connect your PS/2 format mouse / keyboard to a USB port in your computer / laptop. Extremely handy when your laptop has no PS/2 ports and you want to use your trusty PS/2 keyboard / mice!! Please ensure you connect your Mice / Keyboard prior to turning on your PC / Laptop!.
eBay
9V Power Supply Adapter Monophonic Synthesizer Fit for Korg Monologue KA350 Volca Series Charger Musical Instrument Accessories
Aliexpress UK
TRIXES USB Midi Cable Lead Adaptor For Keyboard. USB to MIDI KEYBOARD PC INTERFACE CONVERTER CABLE. Plug one end of the cable into a USB port and plug the another end into the keyboard or any MIDI device.
eBay
AC DC Power Adapter For Yamaha Keyboard PSR-S650, PSR-S670, PSR-S700 PSR-S750 PSR-S770 PSR-S775 PSR-S900 PSR-S950 PSR-S970 S975
Aliexpress UK
【Instant USB Expander】- This 10-port USB 3.0 hub can instantly expand 1 USB port to 10 external USB 3.0 data ports for keyboard, mouse, printer, hard drivers, etc. With this atolla 10 ports USB 3.0 data hub, you can easily expand 1 USB 3.0 port to 10 external USB 3.0 data ports for your keyboard, mouse, printer, hard drivers, etc, totally up to 10 USB devices.
eBay
1pc DIN5 AT Male to Mini DIN6 MDIN6 PS/2 Female PC Mac Keyboard Adapter Converter Cable Cord 6"
Aliexpress UK
USB PORT OTG Adapter for AMAZON FIRE TV STICK 2 GEN or AMAZON FIRE TV 3, Samsung. This Cable is a splitter that allows you to connect a USB device to your fire stick. Any mini keyboard such as the one in the images can connect with the Fire Stick by plugging the small USB dongle into the cable's USB port and instantly the mini keyboard will work.
eBay
Professional MIDI Cable USB IN-OUT PC to Music Electronic Keyboard Adapter Cord
Aliexpress UK
This adaptor enables you to connect your USB mouse / keyboard to a PS/2 port in your computer / laptop freeing up those valuable USB ports for memory sticks, Dongles etc. Please ensure you connect your Mice / Keyboard prior to turning on your PC / Laptop!.
eBay
HiFing USB IN-OUT MI Cable One In One Out Interface 5 Pin Line Converter PC to Music Keyboard Adapter Cord
Aliexpress UK
PS/2 Male To AT Female Adaptor New In Packet.
eBay
Professional MIDI Cable USB IN-OUT PC to Music Electronic Keyboard Adapter Cord Musical Enjoyable Instrument Supplies
Aliexpress UK
Connector B 1 - USB Type-A (4 pin) USB 2.0 Female. Easy to use and install. CONNECTOR(S). Product Width 20 mm [0.8 in]. Product Weight 13 g [0.5 oz].
eBay
1pc DIN5 AT Female to Mini DIN6 MDIN6 PS/2 Male PC Mac Keyboard Adapter Converter Cable Cord 6"
Aliexpress UK
Faster data transfer with this converter attached to your keyboard or mouse. Computer saving channel for the lack of USB interface. Small and Light. Colour might be slightly different from pictures due to light reflection.
eBay
Converter Adapter Portable Keyboard Mouse Converter Mobile Game Keyboard and Mouse Adapter BT5.0 Support Android iOS System
Aliexpress UK