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 USB C Hub with DisplayPort 1.4 allows you to connect a DisplayPort display, 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 Multiport Adapter with DisplayPort 1.4? The Cable Matters USB-C Multiport Adapter with DisplayPort 1.4 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 display with a DisplayPort Cable. 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? Yes, you can use the Cable Matters USB C Hub with DisplayPort 1.4 to connect to a 4K@144hz monitor, as long as the host supports Display Stream Compression (DSC). The USB-C to DisplayPort 1.4 Multiport Adapter supports the full bandwidth of DisplayPort 1.4. It will even support higher refresh rates with DSC enabled, including 4K@240hz. Lower resolutions do not require DSC. Is the Cable Matters USB-C Multiport Adapter with 8K DisplayPort compatible with macOS Yes. Is the Cable Matters USB-C Multiport Adapter with 8K DisplayPort compatible with Linux? Yes. Is the Cable Matters USB-C Multiport Adapter with 8K DisplayPort compatible with all Thunderbolt 3, Thunderbolt 4, and USB4 ports? Yes. Does the Cable Matters DisplayPort 1.4 USB-C Hub charge my laptop? Yes, the Cable Matters DisplayPort 1.4 USB-C Hub supports pass-through charging via its USB-C port at up to 100W.
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