User's Manual
1.4.4 USB Connectors
Use these ports to connect up to three USB devices, such as a
mouse, full-size external keyboard, or printer.
USB is a peripheral expansion standard that supports a data-transfer
rate of up to 12 Mbps. USB peripherals have a single standard for
cables and connectors. You can install and remove USB devices while
the computer is on. This is known as "hot swapping.”