ASUS RT-AC67U AiMesh AC1900 WiFi System 2 Pack AC1900 Dual band whole home mesh wifi system for large and multi-story homes, supports flexible SSID setting, wired inter-router connections, AiProtection Pro network security powered by Trend Micro and Adaptive QoS Banish Wi-Fi Dead Zones — Dual band AC1900 mesh Wi-Fi system delivers strong Wi-Fi to every corner of your home. Flexible Network Naming — Create a single SSID for the entire network or separate SSIDs for each frequency band . Feature Rich — Complete router functionality with services such as VPN, adaptive QoS and more. Wired Inter-Router Connections — Create an optional wired connection between routers for faster, more stable Wi-Fi. Complete Network Security for Family – AiMesh AC1900 WiFi System protects all connected devices from cyber threats and Advanced Parental Controls filter out inappropriate content for your family. Network Standard IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.11ac, IPv4, IPv6 Product Segment AC1900 ultimate AC performance : 600+1300 Mbps Coverage Large homes Data Rate 802.11a : 6,9,12,18,24,36,48,54 Mbps 802.11b : 1, 2, 5.5, 11 Mbps 802.11g : 6,9,12,18,24,36,48,54 Mbps 802.11n : up to 450 Mbps 802.11n TurboQAM : up to 600 Mbps 802.11ac : up to 1300 Mbps Antenna External antenna x 3 Transmit/Receive MIMO technology 2.4 GHz 3 x 3 5 GHz 3 x 3 Operating Frequency 2.4 GHz / 5 GHz Encryption 64-bit WEP, 128-bit WEP, WPA2-PSK, WPA-PSK, WPA-Enterprise (for Wi-Fi card), WPA2-Enterprise (for Wi-Fi card) Firewall & Access Control Firewall：SPI intrusion detection,DoS protection Access control：Parental control, Network service filter, URL filter, Port filter