USB IO Board Kit - Electronics-DIY.com
Nano 12 Digital Input/Output V3.0 ATMEGA328P Improved Board 5V 12V DC + USB | eBay
IO-69: Input/output Card with 6 inputs and 9 relay outputs and USB interface | Ipses
USB IO Board – ODROID
USB Interface Experiment Board Kit | Electronic Kits
USB-DIO-32 USB 32-Bit Digital Input/Output Module - ACCES I/O Products
Arduino Micro — Arduino Official Store
USB Relay Controller Board - 4 Channels for Home Automation
USB 24-Channel Digital I/O Devices - Measurement Computing
USB-DIO-48 48 Channel Digital Input/Output USB Module - ACCES I/O Products
USB Input Output Module - DACIO 300 - Starter
USB 16 Photo-Isolator Input/Output
USB-IDIO-16: 16 Isolated Input, 16 Isolated High-Side Solid State Relay USB Module - ACCES I/O Products
Relay Boards With I/O :: 8 Channel USB Reed Relay Board W/IO Bus Powered
8 Channel USB GPIO Module With Analog Inputs | Numato Lab
FX1N-10MT PLC Industrial Control Board+Case+USB-TTL Cable PLC Module Analog Input / Output Delay Relay Module - Walmart.com
IO-1616: Input/output Card with 16 inputs and 16 outputs and USB or RS232 interface | Ipses
CNC USB controller Mk3DRV (4 axis) with integrated stepper drivers - Planet CNC
TinyPICO ESP32 Development Board with USB-C : ID 5028 : $21.95 : Adafruit Industries, Unique & fun DIY electronics and kits
USB IO Board PIC18F2455 / PIC18F2550
Devantech USB-RLY82 - 2 Channel USB Relay | Acroname
FX1N-10MT PLC Industrial Control Board+USB-TTL Cable PLC Module Analog Input / Output with Guide Rail Delay Relay Module - Walmart.com
