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Cable glossary
Cable terms explained
Understand USB PD, e-marker, Ethernet categories, fibre and cable terminology.
Cat6a
Cat6a is a category of Ethernet cabling used for network connections. It identifies the cable’s performance class, but not its construction, quality, or suitability for every installation.
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An e-marker is an electronic chip in some USB-C cables that stores information about the cable’s supported capabilities. Its presence helps compatible devices identify the cable.
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USB Power Delivery (USB PD) is a charging protocol that lets compatible devices, chargers, and cables negotiate suitable power levels over USB.
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