This Plugable USB 3.1 Type-C to VGA adapter allows you to connect the latest system with USB Type-C port compliant with "DisplayPort Alternate Mode" to your existing VGA monitor. If your system supports "USB Type-C Alternate Mode" you can use an adapter or cable that supports alternate mode such as this will make it possible to connect additional external monitors inexpensively and easily. This adapter supports resolutions up to 1920x1200@60Hz. Note 1: This adapter must be used directly to plug into the USB Type-C port of your computer system.DisplayPort replacement mode is unavailable via USB Type-C hub, etc.(This is not limited for USB devices that can pass through DisplayPort alternate mode. Note 2: Even if the motherboard has multiple USB Type-C or Thunderbolt 3 ports, the alternative mode video output may be limited to one at a moment.In such cases, it will not be able to connect multiple replacement mode adapters or cables.