Provide four times the data transfer speed of any other cable type enable dual 4k 60hz video and power your devices with a single cable this thunderbolt 3 40gbps cable lets you connect to any thunderbolt 3 usb c port to deliver video and data to your thunderbolt and usb devices plus the cable can provide power for charging your devices this cable supports data transfer rates of 40gbps when connected to a thunderbolt 3 device so you can transfer photo and video files at four times t