When connected to a single monitor: via the 1st HDMI port, via the 2nd HDMI port, via the DisplayPort.
Transfer Files in Seconds: Connect to either of the USB-C 3.1 Gen 1 or USB-A 3.1 Gen 1 ports to transfer files at up to 5 Gbps.You can even charge your phone at the same time via the 30W USB-C Power Delivery port. Charge at High Speed: Supports up to 100W charging for your connected laptop-that's enough power to fast charge virtually any USB-C laptop including the latest MacBooks.Unlock Triple Display: Thanks to the dual HDMI ports and the DisplayPort, you can now connect up to 3 monitors to your M1 MacBook, and each monitor can display different content to make multitasking a breeze.Expand Your Port Options: Turn just one of your laptop's USB-C ports into 2 HDMI ports, a DisplayPort, a 100W Power Delivery port (connects to host), a USB-C 3.2 Gen 1 port, a USB-A 3.2 Gen 1 port, 2 USB-A 2.0 ports, an Ethernet port, and an AUX in/out port.