ZyXEL 11ac Dual-Band Wireless AC1200 Router (X650) 802.11ac technology, backward compatible with 802.11 a/b/g/n, offers concurrent wireless delivers data transfer rates of up to 300 Mbps for 2.4 GHz or 867 Mbps for 5 GHz Simultaneous Dual-band allows you to connect at faster 11ac speeds while allowing legacy 2.4Ghz 11b/g/n wireless devices to connect Easy setup with Wi-Fi Protected Setup (WPS) Support 64/128-bit WEP, WPA and WPA2 securities and also IEEE 802.1x authentication. Supports WPS function for easy wireless association Supports VPN Pass Through (IPSec/L2TP/PPTP) Supports QoS