Extend the usable distance of your Type-C interface when your cable isn't long enough. This Thunderbolt 4 extension cable connects your USB-C laptops (DP Alternate Mode for video supported) to external monitors with USB-C ports. You'll need a separate Thunderbolt 4/3/2 male-to-male cable to connect to your laptops or monitors. 40 Gbps Data Transfer Speed: Copy 14 hours of HD video or 25,000 HD images in a minute at full speed. 8K/6K Ultra HD Video Output: Supports 8K/6K/5K/4K@60Hz resolution for exceptional visuals. Compatible with Thunderbolt 3/2, USB4, USB-C 3.2, and 3.1 standards and devices. 100W Fast Charging: Supports up to 100W 5A power delivery, fully charging your MacBook in under 2 hours. Upgraded Coaxial Cable: The inner cable uses an upgraded coaxial cable that's softer and offers strong anti-interference capabilities. Friendly customer service and an 18-month worry-free warranty are included.