Issuing USB HID Relay Commands in the RightBooth App - YouTube
USB RELAY BOARD SOFTWARE
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USB 16 Relay Manager - Denkovi A E LTD
USB Relay 2 Channel Programmable Computer Control. Windows and Linux drivers
USB RELAY BOARD SOFTWARE
GitHub - pavel-a/usb-relay-hid: Software for USB-connected relays with HID interface. See the WIKI for more info.
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8-channel 12V USB Relay Module | SainSmart – SainSmart.com
KMTronic USB One Channel Relay for MACH3 CNC software, BOX 3800500266022 | eBay
USB 16 Relay Manager - Download - Developed by Denkovi and is used for controlling all USB 16 Relay Boards
USB 8 Relay Manager - Denkovi A E LTD
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Amazon.com: 5V Drive Free Relay Module 4 Channel Relay Module USB Expansion Board with HID Control Chip : Industrial & Scientific
USB RLY02
