CREATE A VERSATILE, PORTABLE WORKSTATION: Adds HDMI, VGA, DP, USB, PD Charging and other ports to your Chromebook, MacBook or PC. Expands the potential of your tablet, laptop, Chromebook, MacBook, smartphone or PC’s USB-C or Thunderbolt 3 port. BROAD COMPATIBILITY: Works w/ USB C devices like Dell XPS & Precision, Mac, MacBook Pro, HP Spectre, Samsung Galaxy, Chromebook, Lenovo, ASUS, Acer Aspire. Allows you to connect external display, display video, access wired Ethernet, charge devices, and connect a microphone/headset, and save data. POWERFUL FEATURES: True 10/100/1000 Mbps Ethernet speeds for fast data transfers. HDMI and DisplayPort ports support UHD video resolutions up to 3840 x 2160 (4K x 2K) at 30 Hz. Powers and charges up to 100W PD Charging-compliant devices. SUPPORTS USB DISPLAYPORT ALTERNATE MODE: With a source device that also supports USB DisplayPort Alt Mode, you can extend video from your primary display to another, duplicate the same video on both displays, or change the second display to your primary.