Hub USB C 7-in-1 hub multiport 7-in-1 with thunderbolt 3 port, 3 USB 3.0 ports, 4K HDMI port, 512 GB SD / TF Card Reader - supports fast data reading of 5Gbit /s. The space gray aluminum alloy shell perfectly matches MAC style. Designed specifically for the Mac, the Dodocool MacBook adapter extends the MacBook port, plug-in, and use. Compatible with MacBook Pro M1 2020-2016, MacBook Air M1 2020-2018, and the latest models. It may work on Windows-based laptops as long as the distance of the Two type-C plugs fits the laptop. It's verified on Dell Latitude 7400 2-in-1. USB-C thunderbolt 3 provides data transmission of up to 40 Gbit / s and a fast load of up to 100 W. Mirror or expand the monitor from the laptop to the TV, monitor, or projector (support video output up to 5 k @ 60 Hz). 4K HDMI resolution mirror or expand the screen of MacBook Pro/air to a TV, monitor, or projector through the HDMI output port. Resolution up to 4K UHD (3840 x 2160 @ 30Hz). Supports 2K / 1080p / 720p / 480p / 360p resolution. USB 3.0 and SD / TF slots three USB 3.0 ports allow you to connect another three USB devices to your MacBook Pro/air (data transfer speeds up to 5GB / s).