Compatible with MacBooks equipped with two USB-C ports 9-in-2 design plugs into your USB-C ports and provides a media hub with a multifunction USB-C port, USB-C Power Delivery input port, HDMI port, two USB-A 3.0 ports, an Ethernet port, AUX port, and SD/microSD card slots Multifunction USB-C port supports charging power up to 100 watts, data transfer speeds up to 10GBPS, and media display resolutions up to 4K at 60HZ HDMI port supports resolutions of 4K at 30Hz so you can stream or mirror across two displays