E markers are required for USB3, so that’s why. If you have a cable capable of 100 or 240W, they will also have a marker (it’s required), even if they only do USB2 speeds.
E markers are required for USB3, so that’s why. If you have a cable capable of 100 or 240W, they will also have a marker (it’s required), even if they only do USB2 speeds.