The Lenovo USB Port Replicator with Video provides a convenient cable management and connectivity solution for users of Lenovo notebooks. Simply plug the port replicator's USB cable into your Lenovo notebook for instant access to additional ports for external devices. The Port Replicator provides a VGA port for an external monitor, Ethernet port for Local Area Network or Internet connection, mouse port, microphone port, headphones or speakers port, and four USB ports (two standard and two powered) for USB devices such as a printer, keyboard, mouse or optical drive.