TP-Link Deco M4 Whole-Home Mesh WiFi System (3-pack)3 st, Wireless Multimedia Extensions (WMM), Quality of Service (QoS), IPv6, IEEE 802.11b, IEEE 802.11g, IEEE 802.11a …, Mobile app for controlling features, Support for mesh network, Support for backhaul technology, 2.4GHz, 5GHz, Gigabit Ethernet (10/100/1000 Mbit/s), Fast Ethernet (10/100 Mbit/s), Ethernet (10 Mbit/s), 2019