USB 16 Relay Output Module (Card) DIN Rail Box, 12VDC - COM Port Controlled for Your Project: Amazon.com: Industrial & Scientific
URMC2 2ch USB リレー
Control Relays from your Android Phone and Tablet - YouTube
Source 8 Channel 5v 12v USB Relay Board Module Optocoupler LED For Android Home Automation on m.alibaba.com
USB Relay Controller Board - 4 Channels for Home Automation
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
Yocto-Relay - Tiny USB interface with two SPDT relays
USB Eight Channel Relay Board for Automation
USB 4 Relay Board for Home Automation - v2
USB 8 Relay Board controlled by Android Tablet via browser - YouTube
USB relay control, eight channels, bundle, ELECTRONIC-SOFTWARE-SHOP
USB Relay for Windows, Mac, and Linux - Industrial Grade
4 Channel Relay Bluetooth
USB 4 Relay controller - thermoregulator with sensor TCN75A
Buy 5V 2 channel USB PC Intelligent Control Relay Module - RoboComp.in
TOSR02 - 2 Channel USB/Wireless Relay Module
AR-8 USB Relay Controller - Apps on Google Play
4 Channel Smartphone Bluetooth Relay Kit for Android and iOS – Oz Robotics
8 Channel USB Relay Module
TinySine Bluetooth, WiFi and USB Relays Come with an Optional Enclosure, Support Android and iOS Smartphones - CNX Software
