The adapter connects a USB-C computer/notebook to up to three HDMI monitors. The integrated 0.3 m cable can connect the adapter directly to a computer/notebook. External video and graphics card Connect up to three HDMI monitors for an extended or mirrored desktop Supports resolutions up to 3840 x 2160 at 60 Hz Supports audio Compatible with Thunderbolt 3/4 and windows 10/11 Interfaces: 1 x USB-C male to 3 x HDMI(A) female