Featuring 4 HDMI ports, this adapter delivers ultra-clear display output with the resolution of 3*4K@60Hz and 1*4K@144Hz (ALT mode) on macOS and Windows systems. PD 3.1 Fast Charging-The USB-C display adapter supports USB Power Delivery 3.1 specification for 140W input and 130W output, suitable for all your high-demand devices. (Note: A 140W PD wall charger and a USB-C to USB-C cable are required for maximum charging efficiency.) Built-in Silicon Motion chip ensures high-quality image output, multi-device compatibility, and stable performance, especially suitable for those who need multiscreen high-loaded operation during work Universal Compatibility-This display adapter offers broad compatibility with popular laptops such as MacBook and Dell XPS 13 while supporting hosts running Windows, macOS, Chrome OS, Linux, and other major operating systems. Its HDMI ports enable seamless connections to projectors, TVs, and external monitors for both screen extension and mirroring functionality