Docking station with PD charging adds HDMI, VGA, DP USB 3.1 ethernet & audio ports to your Chromebook, Macbook or PC. Transmits audio / video signals from sources supporting USB DisplayPort Alt mode. Supports UHD resolutions up to 3840 x 2160 @30Hz for crystal clear 4K x 2K video. Connects you to a wired 10 / 100 / 1000 Ethernet network when no Wi-Fi is available. Provides 20V 5A (100W) power output for fast-charging large-capacity mobile devices. Plug-and-play operation with no software required for easy immediate installation. For Use With: Computers; Tablets; Phones; Connector / Port / Interface: 3.5 mm; Displayport; HDMI; RJ45; Thunderbolt 3; USB A / C; VGA; Batteries Required: No; Batteries Included: No.