TP-Link Deco X20 Whole-Home Mesh WiFi System (3-pack)Mobile app for controlling features, Support for mesh network, Support for backhaul technology, Wireless Multimedia Extensions (WMM), Quality of Service (QoS), IPv6, 2.4GHz, 5GHz, IEEE 802.11b, Wi-Fi 3 (802.11g), IEEE 802.11a …, 3 st, 1 Gigabit, Fast Ethernet (100 Mbit/s), Ethernet (10 Mbit/s)