Provide twice the data transfer speed of any other cable type enable full 4k 60hz video and power your devices with a single cable this thunderbolt 3 20gbps cable lets you connect to any thunderbolt usb c port to deliver video and data to your thunderbolt usb and displayport devices plus the cable can provide power for charging your devices and you can link up to six thunderbolt 3 devices as part of a daisy chained connection this cable supports data transfer rates of 20gbps when c