The D-Link PowerLine AV 500 3-Port Passthrough Adapter Media Extender Kit DHP-P339AV is a white adapter that allows for a maximum powerline data rate of 500 Mbps. It includes 2 powerline adapters with 3 ports each, making a total of 6 ports available for Ethernet connections. The adapter also features speakerphone capabilities and operates within the powerline frequency band of 2 to 70 MHz. With a focus on home networking and connectivity, this D-Link adapter is designed to provide reliable and fast internet connections for a variety of devices.