Built-in USB.0 ports, USB-C data port, micro/SD card slots and audio jack. Aluminum design seamlessly complements your laptop and raises your monitor to an optimal viewing angle. Built-in desk drawer can be used to organize your desktop. Can raise the monitor by .19 inches and this scientific height allows you to avoid bending over, correct sitting posture and relieve neck and back fatigue. Built-in Ethernet port and HDMI port provide you efficiency and convenience.