RIITOP Thunderbolt 4 Cable 40Gbps, 6.6ft. Supports the latest Thunderbolt 4 features and performance; Enjoy blazing-fast 40Gbps data transfer on all Thunderbolt 4 devices; Power and charge devices with Power Delivery 3.0 100W charging support for doing it all with a single cable. Features enough bandwidth to drive one 8K display or two 4K displays; Connect the latest high definition monitors and TVs for vibrant, crystal-clear 8K video and authentic high-quality audio. Full backward compatibility with Thunderbolt 3 cable standards and Thunderbolt 3 devices and hosts. Future-proofed Thunderbolt 4 cable also functions as a USB4 cable, with support for the latest USB 4 cable standard; Connect USB4 devices and transfer up to 40Gbps of data depending on host and device USB4 support; USB-C cable is also fully backward compatible with USB-C 3.2, 3.1, and 2.0 speeds and devices, and supports USB-C features such as DisplayPort Alt Mode (DP Alt Mode) and USB Power Delivery (USB-PD).