Portal Mesh Wi-Fi Router – ready for gaming. Unique DFS Spectrum usage to eliminate congestion. Advanced Mesh Wi-Fi and covers whole house.The Router features patented multi-channel "ZWDFS technology", which utilizes four radar-protected channels, called fast lanes. With (MU-MIMO) streamlining the search for a network signal and beamforming focusing on data reaching your device, you get better signal and reception for your devices. 9 internal antennas.Comcast said I needed a new router so I spent the money; so I am offering this one at half price! $99