The Cisco Linksys PLK300 200Mbps Powerline AV Network Kit is a black network adapter that utilizes existing electrical wiring to provide a maximum powerline data rate of 200 Mbps. With a maximum LAN data rate of 300 Mbps, this unit from Cisco-Linksys is sealed in its original packaging and offers a reliable networking solution for your home or office. The kit includes one unit and is designed to ensure fast and efficient internet connectivity without the need for additional wiring.