This CMSTEDCD USB-C to DisplayPort splitter allows you to connect up to three 4K 60Hz monitors to a single USB-C or Thunderbolt 3 port on your laptop. It supports MST extended mirror mode for Windows laptops and mirror mode for macOS. The adapter includes 100W power delivery to keep your laptop charged while in use. Compatible with a wide range of laptop brands including HP, Dell, Lenovo, Acer, Asus, Microsoft, Samsung, and Alienware. Note that macOS does not support extended display mode for multiple different screens. This splitter is ideal for enhancing your workstation with multiple high-resolution displays.New in open box