4-Channel Push Notification Contact Closure Input over USB - store.ncd.io
USB 96-Channel Digital I/O Devices - Measurement Computing
USB 24-Channel Digital I/O Devices - Measurement Computing
MJS Gadgets USB I/O-1 4 Input/Output USB Controlled Relay
USB IO Hardware
USB to I2C Converter with Virtual COM Port FT230XS - store.ncd.io
USB-DIO-32 USB 32-Bit Digital Input/Output Module - ACCES I/O Products
AIO-160802GY-USB | Analog Input/Output, USB Input/Output Unit | Contec | MISUMI
USB IO Board Stick Kit - Electronics-DIY.com
I/O-USB Bridge Peripheral | QSC Q-SYS™ AV-to-USB Bridging Solution
LabJack U3-HV-Multifunction USB Data Acquisition Module Analog I/O
USB Communications Module FT232RL ZUSB - store.ncd.io
USB I/O und Network I/O Module | Analog, Digital Acq. and Control
MCC USB-3100 Series: Voltage and Current Output USB Devices - Digilent
Amazon.com: IO CREST USB-C 3.2 Gen 2x2 M.2 M-Key PCIe NVMe Gen3x4 SSD External Enclosure Supports 2280 SY-ENC40231 ASM2364 : Electronics
KTA-223 USB/RS485 Relay IO Board - DEV-09526 - SparkFun Electronics
USB 32-Bit High-Speed Digital I/O Devices - Measurement Computing
USB-4750 - 32-ch Isolated Digital I/O USB Module - Advantech
USB-IIRO-16: Four, Eight, and 16 Isolated Input and Form C Relay Output USB Module Family - ACCES I/O Products
USB-Based 8 Relay Output, 8 Isolated Input, Digital I/O System
32-Channel Isolated Digital I/O USB Data Acquisition Module
32616 - USB M-Code I/O Interface Kit
USB 24-Channel Digital I/O Boards - Measurement Computing
Amazon.com: for Raspberry Pi Compute Module 4 IO Board,Mini Base Board (B) Full Version with Standard CM4 Socket and Color-Coded Raspberry Pi 40PIN GPIO Header Onboard CSI/DSI/FAN/HDMI/USB/RJ45 Connectors : Electronics
USB Relay Controller with 6-Channel I/O - DEV-09669 - SparkFun Electronics
DeVaSys USB-I2CIO USB-to-I2C with I/O Interface Board ($89.00) : Saelig Online Store
