An interface for the Choetech HUB-M52 15-in-1 laptop USB-C docking station with two monitors for notebooks, smartphones, and tablets One USBC input Connect to the primary device. One 3.5mm audio microphone 1xUSBC3.1 Gen2 with a maximum data speed of 10Gb/s and 5V/1.5A 4.5W2xUSBA2.0 480Mbps 5V/1.5A 2.5W1xVGA 1xUSBA3.1 10Gbps, 5V/1.5A @7.5W2xUSBA3.0 5Gbps 5V/1.9A Up to 1080P/60Hz HDMI 1 4K 60Hz/3840x2160 (Signal s) resolution