Speed matters more with HDMI.

The end of an era.

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I've got some old cords that have a micro-usb port on one end and a wall plug on the other. These are for charging mobile phones I used to have. Should I toss them or save them for future phones I'll ...

TL;DR: Longer active HDMI cables usually have a micro USB or USB-C connector to supply power to the internal chipset used for signal boosting. These ports won't be needed anymore if you get a cable ...

Despite the rise in popularity of faster USB-C cable tech, Micro USB cables are still widely used for charging Android devices, phones, cameras, and more, especially for kits manufactured before 2015.