The connection of ezcap311L device is very simple, connect HDMI to your video source, and connect USB to your computer, open the third-party software, start to capture and streaming video quickly after simple settings. ezcap311L has the aluminum alloy case, it is good for heat dissipation during work. And portable design, small size, only about 50g. ezcap311L USB HD Capture leads out the USB cable directly to avoid unnecessary connection failures.