Unless your second display can connect directly with its USB-C port, you’ll need a USB-C-to-DisplayPort or HDMI adapter cable to connect to one of the downstream TB4 ports. If you have the right ...
As for connections, an HDMI port is the only certainty, with the reveal showcasing the dock plugged into a nearby TV. It's reasonable to assume it will charge using USB-C AC adapter via a port and ...