Usb Data Transfer Only. Uses a single usb c cable he could use with it. There are two types of usb 31.

Answered 4 years ago author has 388k answers and 5536m answer views. Usb 31 gen 1 data transfer only means usb 31 at half the current speed without video charging or thunderbolt capabilities. Free uk delivery on eligible orders.
Usb 20 transfers data at a top speed.
Usb 32 released in september 2017 preserves existing usb 31 superspeed and superspeed data modes but introduces two new superspeed transfer modes over the usb c connector with data rates of 10 and 20 gbits 125 and 25 gbs. This is only a rough estimate however and there are several other factors that come into play. Usb4 devices are required to support 20 gbps 24 gbsec. The only way you could add a 2nd external monitor to a usb port is with a special converteradapter.