Up to 40 Gigabits Per Second: Designed to support lightning-fast data transfer rates of up to 40 Gb/s - spend less time waiting and more time creating | Up to 8K Resolutions: Increased bandwidth of Thunderbolt allows for lightning-fast transfer rates and clearer imagery with display resolutions up to 8K | Up to 100W Charging: Rapidly charge devices with the Thunderbolt 4 cable at a charging rate of up to 100 watts | Ultimate Compatibility: Get backwards compatibility with Thunderbolt 3 devices as well as Windows and Mac systems | Cable Length: 0.8M / 2.5 ft