USB digital GPIO I/O extender
USB-AO-ARB1: 8MHz 16-bit Analog Waveform Output USB Board - ACCES I/O Products
IO-1616: Input/output Card with 16 inputs and 16 outputs and USB or RS232 interface | Ipses
USB digital GPIO I/O extender
Industrial IoT Wireless USB Gateway/Modem Receiver
USB IO Board – ODROID
USB digital GPIO I/O extender
USB Relay Controllers with On-Board Analog Inputs and GPIO for Sensors
4-Channel Push Notification Contact Closure Input over USB - store.ncd.io
Odroid USB IO Board
USB-4750 - 32-ch Isolated Digital I/O USB Module - Advantech
USB digital GPIO I/O extender
USB-IIRO-16: Four, Eight, and 16 Isolated Input and Form C Relay Output USB Modules - ACCES I/O Products
USB 8 Opto-Isolated Digital Inputs Module - Denkovi A E LTD
Yocto-IO - USB device with 4 digital I/O
MJS Gadgets USB I/O-1 4 Input/Output USB Controlled Relay
USB 32-Bit High-Speed Digital I/O Devices - Measurement Computing
Amazon.com: IO Crest 3.5 Inch Bay 4 Port Hub USB 3.0 with Fast Charging Port, 19 Pin USB Header and USB A Connector SY-HUB20134,Black : Electronics
32-Channel Isolated Digital I/O USB Data Acquisition Module
USB 96-Channel Digital I/O Devices - Measurement Computing
32616 - USB M-Code I/O Interface Kit
8 Channel USB GPIO Module With Analog Inputs | Numato Lab
USB GPIO interface for Raspberry Pi,OpenWrt,PC from Peter Jakab on Tindie
LabJack U3-LV Low Voltage Analog and GPIO Data Acquisition System
