This dock supports HDMI (4K@30Hz) or VGA (Full HD) external display connections. It includes 2 USB 3.0 fast charging ports and a gigabit Ethernet port for 1Gbps data transfer. Designed for Microsoft Surface, it uses the device’s USB-C power cord to power both the dock and peripherals. The price drops from $69.99 to just $29.99. Shipping is free for Prime members. Else, it adds $6.