2 USB A 3.0 & 1 USB C data ports support 5gbps high-speed transmission 1 Gigabit Ethernet up to 1Gbp/s, while an HDMI port supports media display at resolutions up to 4K@60Hz, as well as high-velocity pass-through charging with 100W Power Delivery. Built-in ch579m chip, smart display real chip temperature, the internal temperature is clear at a glance.The uni-body design with the aluminum alloy shell and fin pattern cover for easier heat dissipation to ensure stable work, product use temperature is much lower than peers After the Smart Dock is powered on, the D-Key button can be used to operate the control panel, short press the D-Key to rotate the display direction of the dock screen, long press the D-key 6s to enter dock's control panel,allows you to control various functions, switch operation modes intelligently to adapt to different working scenarios.