USB-I/O and Android
USB 4 Relay controller - thermoregulator with sensor TCN75A
USB Relay for Windows, Mac, and Linux - Industrial Grade
Connect the AR-2 Relay Interface to your Android tablet or phone
16 Channel USB Relay Module With GPIO And Inputs | Numato Lab
8 Channel USB Relay Module
KTA-223 USB/RS485 Relay IO Board - DEV-09526 - SparkFun Electronics
AR-8 USB Relay Controller - Apps on Google Play
DAE USB Relays - Android app - Denkovi A E LTD
2 Channel Smartphone Bluetooth Relay Kit for Android and iOS – Oz Robotics
AR-8 USB Relay Controller - Apps on Google Play
USB Relay Controller Board - 4 Channels for Home Automation
DAE USB Relays - Android app - Denkovi A E LTD
Power Supply Adapter Charger | Adapter Esp32 Wifi Module | Automation Module Wifi - Automation Modules - Aliexpress
1 Channel USB Powered Solid State Relay Module | Numato Lab
2/4 Ch Usb Relay Controller Module No Need Driver Switch Control Vb Labview Dll Lib For Linux Android Raspberry Openwrt - Instrument Parts & Accessories - AliExpress
USB Relay for Windows, Mac, and Linux - Industrial Grade
8 Channel USB/Wireless 5V Relay Module WIFI Remote Control Kit support Cell Phone Android and IOS
4 Channel Smartphone Bluetooth Relay Kit for Android and iOS – Oz Robotics
USB-Based 8 Relay Output, 8 Isolated Input, Digital I/O System
AR-8 USB Relay Controller - Apps on Google Play
USB 8 Relay Board controlled by Android Tablet via browser - YouTube
TOSR02 - 2 Channel USB/Wireless Relay Module
