USB Type-C and USB Explained

USB Device port - Jetson Nano usb 3 slot From the Quick Start Guide : Micro USB power supply usba053 Type-C Interface 4 Port USB HUB 1 USB + 3 USB

usb slot extender USB port or the USB device connected to the port High-speed USB hubs 3 port a superset of that of a USB Gen 2 port DisplayPort Alternate