What is a USB-C Multiport Adapter? A USB-C Multiport Adapter is a connectivity device that connects your computer or laptop to a multitude of different devices through a single port. The Cable Matters Dual DisplayPort USB-C Hub allows you to connect two DisplayPort displays, an Ethernet connection, two USB peripherals, and a USB-C Charger to your laptop through a single USB-C port. How do I use a USB-C to Dual DisplayPort Multiport Adapter? The Cable Matters USB-C to Dual DisplayPort Multiport Adapter is plug-and-play. Simply plug the multiport adapter into a USB-C port on your laptop that supports DP Alt Mode, and connect your displays using DisplayPort Cables. Then, connect an Ethernet cable, USB peripherals, and USB-C charger into the hub. The hub will do the rest. If you’re not sure whether your USB-C port supports DP Alt Mode (video over USB-C), then please reach out to us with the model of your computer so that our technical support team can help check the specs. Can I use USB-C to DisplayPort with 144hz? The Cable Matters Dual DisplayPort USB C Hub can output to a single monitor with 144hz refresh rate at 1440p or 1080p resolution. The maximum supported refresh rate of the Cable Matters Dual DisplayPort USB-C hub at 4K resolution is 60hz with a single monitor connected. Please refer to the photo below to see some of the different video configurations supported by the Cable Matters Dual DisplayPort USB-C Hub.
Is the Cable Matters Dual DisplayPort USB-C Hub compatible with macOS? The Cable Matters Dual DisplayPort USB-C Hub is not compatible with macOS. It will function normally with a single monitor connected, but when a second external monitor is connected it will only be able to mirror the other external monitor. This is because macOS does not support the MST technology which is used by the hub. Is the Cable Matters Dual DisplayPort USB-C Hub compatible with Linux? Yes. Is the Cable Matters Dual DisplayPort USB-C Hub compatible with all Thunderbolt 3, Thunderbolt 4, and USB4 ports? Yes. Does the Cable Matters Dual DisplayPort USB-C Hub charge my laptop? Yes, the Cable Matters Dual DisplayPort USB-C Hub supports pass-through charging via its USB C port at up to 100W.