TP-Link Deco M4 Whole-Home Mesh WiFi System (3-pack)Wireless Multimedia Extensions (WMM), Quality of Service (QoS), IPv6, 3 st, IEEE 802.11b, Wi-Fi 3 (802.11g), IEEE 802.11a …, Mobile app for controlling features, Support for mesh network, Support for backhaul technology, 2.4GHz, 5GHz, 1 Gigabit, Fast Ethernet (100 Mbit/s), Ethernet (10 Mbit/s), 2019