All three units are in perfect working order. Wifi 6 compatible.The TP-LINK Deco X3600 AX3600 Wi-Fi 6 Dual-Band Mesh Router System 3-Pack in White offers high-speed wireless connectivity with a maximum LAN data rate of 1000 Mbps and a maximum wireless data rate of 3600 Mbps. With dual-band technology and mesh networking capabilities, this system provides reliable and seamless coverage for your home or office network. The routers have two LAN ports for wired connections and come with a 3-year manufacturer warranty, ensuring long-lasting performance and support. Ideal for connecting multiple devices, including PCs, the TP-LINK Deco X3600 is a great choice for improving your networking experience.