Found in two of the three bedrooms at our Airbnb; both ends plug into an outlet but nothing else. The silver tag says "extension cord" and the circular end of the plug
Solution for Hiding Cables Behind Wall Mounted TV Above Fireplace
How to Hide TV Wires and Unsightly Cords in 8 Creative Ways | Architectural Digest
How to Hide Your TV Wires Without Cutting Into Your Walls - The Plug - HelloTech
How to Mount a TV Without Making a Mess - The New York Times
How to Hide Cords on a Wall Mounted TV (With Photos) - In My Own Style
ExtraStar 4 Way Extension Lead with Surge Protection, 13A/250V~ Multi Sockets Power Strips, 3120W Fused UK Plug Wall Mounted Power Socket with 1M Extension Cord-White: Amazon.co.uk: Electronics & Photo
How to Hide Your TV Wires Without Cutting Into Your Walls - The Plug - HelloTech
It's Time to Hide Your TV Wires and Wrangle Those Cords for Good - CNET
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How to Hide Cords on a Wall Mounted TV (With Photos) - In My Own Style
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electrical - How do I wire my wall-mounted HD TV? - Home Improvement Stack Exchange
The 4 Best Extension Cords for Your Home and Garage of 2024 | Reviews by Wirecutter