Features of U6 Series RoutersWiFi 6 technology with dual-band 2.4 GHz (2 antennas) and 5 GHz 802.11ax (4 antennas)Gigabit Ethernet WAN/LAN ports · Dual POTS ports for Voice-over-IP (VoIP) connectivity to standard home telephonesSupport Calix u4 mesh WiFi nodes for simple range extensionsCalix Cloud-based Dynamic QoS: Prioritizes data through the router to devicesSelf-healing features to identify problems and fix automaticallyStandards-based WiFi WPA3 security8hr and 24hr battery backup options available Features of the u4 mesh node WiFi 6 technology with dual-band 2.4 GHz (2 antennas) and 5 GHz 802.11ax (4 antennas) Gigabit Ethernet WAN/LAN ports Support Calix u4 mesh WiFi nodes for simple range extensions Calix Cloud-based Dynamic QoS: Prioritizes data through the router to devices Self-healing features to identify problems and fix automatically · Standards-based WiFi WPA3 security