The USB foot switch is equivalent to a standard USB keyboard and mouse with one button. The button can be set through the supporting software "FootSwitch". These two functions can achieve more convenient and quick operation.
eBay
MageGee Portable 60% Mechanical Gaming Keyboard, MK-Box LED Backlit Compact 68 Keys Mini Wired Office Keyboard for Windows PC
Aliexpress UK
16 MIDI input channels and 16 MIDI output channels. LEDs indicate power in, MIDI in the signal and MIDI signal out. Connect the "up" to the MIDI "OUT" jack of a MIDI keyboard. Connect the "OUT" to the MIDI "IN" socket of a MIDI keyboard.
eBay
60% Wireless Gaming Keyboard and Mouse Combo, RGB Backlit Quiet Ergonomic Mechanical Feeling Keyboard, Gaming Mouse for Desktop
Aliexpress UK
5.4 Bluetooth dual-mode dual-channel, compatible with Bluetooth 2.0, 3.0, 4.0, 5.0, 5.1 and 5.3 specifications;. Drive-free 5.4 Bluetooth adapter. Bluetooth version: 5.4 (BLE low power, low latency);.
eBay
EWEADN V97 Cute Creamy Keyboard, Bluetooth/2.4GHz Gaming Keyboard Wireless with RGB Backlit, Rechargeable, Quiet, for PC Gamer
Aliexpress UK
Provides one MIDI input port and one MIDI output port, with each MIDI port supporting 16 MIDI channels. Connect the cable marked "IN" to the MIDI "OUT" socket of a MIDI keyboard (or MIDI device). Connect the cable marked "OUT" to the MIDI "IN" socket of a MIDI keyboard (or MIDI device).
eBay
F108 Mechanical Keyboard Kit Noppoo Three Mode RGB Hot Swap Gaming Keyboard 108 Keys Customize PC Gamer Accessories Office Gift
Aliexpress UK
Connect the cable marked "IN" to the MIDI "OUT" socket of a MIDI keyboard (or MIDI device). Connect the cable marked "OUT" to the MIDI "IN" socket of a MIDI keyboard (or MIDI device). 16 MIDI input channels & 16 MIDI output channels.
eBay
Bluetooth-Compatible Wireless Keyboard Rechargeable Wireless Gaming Keyboard For iOS Android Windows Smart Phone ipad PC Laptop
Aliexpress UK
This PS/2 to USB keyboard adapter allows you to convert a male PS/2 connector to a USB connector, specifically designed for keyboards. With this PS/2 to USB port converter, you can easily connect a PS/2 keyboard to a computer or device with a USB port. It provides a convenient solution for those who want to use their PS/2 keyboard with modern devices that lack PS/2 ports.Features:Perfect for adapting an USB keyboard to a PS/2 port.Plug and Play. Easy installation with no software driver required.Small and lightweight design of the adapter makes it easy to carry and use on the go.Specifications:Product Name: PS/2 to USB Connector AdapterColor: GreenMaterial: Plastic, MetalNet Weight: 14g/0.49ozConnector Type: PS/2 Male To Type A USB MaleOverall Size: 4.3 x 1.7 x 1cm/ 1.7" x 0.7" x 0.
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ONIKUMA G55 Mechanical Gaming Keyboard 61 Keys Layout RGB Customized Wired Colorful LED Backlit Keyboard for Compute Laptop PC
Aliexpress UK
Easy to turn your PC into a music studio. Within minutes you'll be able to play songs while they are being recorded on your PC. MIDI adapter cable supports up to sixteen channels in and sixteen channels out | Adapter features LED power, in and out indicator lights.
eBay
2.4G Wireless Keyboard Mouse Rechargeable Wireless Bluetooth Keyboard Mouse Silent Laptop Desktop Universal Portable 85/105Key
Aliexpress UK
Baseus USB Bluetooth Adapter Wireless 5.3 Dongle for PC Speaker Wireless Mouse Keyboard Music Audio Receiver Transmitter Adapter. Certification: CE,RoHS.
eBay
ATTACK SHARK X68HE Magnetic Mechanical Keyboard 8K Low Delay E-Sports Gaming Keyboard RGB 0.01mm RT Accuracy PC Accessories Gift
Aliexpress UK