Razer is releasing a $329.99 laptop dock that has four Thunderbolt 4 ports, an SD card reader, ethernet, a headphone jack, and more. It’s backwards compatible with Thunderbolt 3 devices, including MacBooks.
— Les på www.theverge.com/2021/2/4/22264392/razer-thunderbolt-4-dock-usb-ports-price-size-windows-10-mac-os