The USB-C Digital AV Multiport Adapter lets you connect your Mac or iPad Pro with a USB-C port to an HDMI display while plugging in a standard USB device and a USB-C power cord.
This adapter allows you to mirror your Mac screen to a TV or monitor with an HDMI input.
3840 x 2160 at 60 Hz on:
11-inch iPad Pro, 12.9-inch iPad Pro (3rd generation), MacBook Pro (15-inch, 2017 or later), iMac (Retina 5K, 27-inch, 2017 or later) , iMac (with Retina 4K 21.5-inch display, 2017 or newer) and iMac Pro (2018)
1080p at 60 Hz or UHD (3840 x 2160) at 30 Hz on:
MacBook Air (2018), MacBook Pro (13-inch, 2016 or newer), MacBook Pro (15-inch, 2016), iMac (no Retina display, 21.5-inch, with 2017) and Mac mini (2018)
Connectors:
HDMI
USB
USB-C