What Is USB ?

How do I find out whether my system has USB ports? usb 3 0 slot To upgrade a desktop computer to USB , you must have an available PCI Express slot that's x1 or wider PCIe x1 cards are available usb slot types Connect up to four electronic devices on any laptop with a plug-in USB hub that delivers quick transfer speeds effortlessly

usb slot extender Features · Adds three USB ports and one Gigabit Ethernet port through an available PCI Express slot · Supports USB data transfer rates up to 5Gbs