This isn't exactly what you are looking for, but would you be opposed to getting a powerstrip with usb ports on it? You could plug your tv into it and also a few devices. Below is a link for one (for an example).

https://www.amazon.com/Protector-Charging-Ports-3-4A-Output-600J-Mount-Black/dp/B01EWSU32U/ref=sr_1_1?ie=UTF8&qid=1530284157&sr=8-1&keywords=power+strip+usb