Usb C Multiple Adapter
The USB-C Multiport Adapter lets you connect your USB-C or Thunderbolt 3 (USB-C) enabled Mac to a HDMI display, while also connecting a standard USB device and a USB-C charging cable.
The USB-C Multiport Adapter allows you to mirror your Mac display to your HDMI-enabled TV or display in up to 1080p HD. It also outputs video content like movies and captured video. Simply connect the adapter to a USB-C or Thunderbolt 3 (USB-C) port on your Mac and then to your TV or projector via a HDMI cable (sold separately).