4 Using your desktop48English USB devicesUniversal Serial Bus (USB) is a serial bus design capable of cascading peripheralssuch as a digital camera, keyboard, mouse, scanner, printer, modem, flashdrives, VoIP phones, and gaming devices (such as joystick, steering wheels,rumble pads, or foot pedals). With USB, complex cable connections can beeliminated.Your computer comes with several external USB ports: one on the multi-mediacard slot, four on the front and four on the rear panel. These ports support USB2.0 high-performance external devices such as webcams and digital stillcameras. They also allow you to connect additional USB devices to yourcomputer without using up its resources.To connect a USB device, simply plug the device cable into any of the USB portslocated on the front and rear panels of your computer.Note: The USB devices shown below are for reference only. Actual devicemodels may vary by geographic region.Note: Some USB devices have a built-in USB port which permits you toconnect more USB devices.