【Thunderbolt 4 Cable】 This 3.3ft USB C Thunderbolt 4 Cable supports data transfer up to 40 Gbps, USB 3.1 Gen 2 data transfer up to 20 Gbps, DisplayPort video output (HBR3), and up to 100W power delivery charging. One cable for multiple features. (Note: Only TB4 devices can achieve the highest performance.) | 【Support Single 8K or Dual 4K HD Video】 With a full speed of 40Gbps Thunderbolt 4, supports up to single 8K/6K/5K@60Hz or dual 4Kx2K@60Hz video resolutions in the external displays. To connect an external high-resolution monitor, first, you have to make sure that your graphics card can support the relevant output. | 【40Gbps SuperSpeed Data Transfer】 Thunderbolt 4 has a bandwidth of 40Gbps, which is 8 times the speed of USB3.0, 2 times the speed of USB3.2, can provide super-speed data transfer & sync in 2500-3000MB/S. | 【Wide Compatibility】 Thunderbolt 4 Cable is compatible with Thunderbolt 4, Thunderbolt 3, USB C 3.2 Gen2, USB C 3.1 Gen2/Gen1, USB-C 3.0, USB-C 2.0 devices, Thunderbolt 3 Dock/Docking station/Portable SSD/Monitor, USB-C External Hard Drive/External SSD/eGPU, etc.(You can daisy-chain up to six Thunderbolt 3 devices.) | 【With 18-Month Warranty】 About other usb-c port device, if you are not sure whether your device can use this Thunderbolt 4 cord, please contact us and we will help you.