Mercusys AC1200 Whole Home Mesh Wi-Fi System, Coverage up to to 3,500 ft² (320 m²), Connect over 100 Devices, 10/100 Mbps, Dual Band Wi-Fi, Easy App Control, Halo H30(3-pack)

One Unified Network – With advanced Mesh Technology, Halo units work together to form a single unified whole home network with one Wi-Fi name and password
Seamless Roaming – Mechanically switch between Halos as you move around your home, all the time getting the most productive signal to enjoy the fastest connections for your whole devices
1.9 Gbps Dual Band Wi-Fi – Halo H50G provides fast and stable connections for over 100 devices with speeds of as much as 1,900 Mbps and works with major web service providers (ISPs) and modems.
Full Gigabit Ports – 3× Gigabit ports per Halo unit for lightning-fast wired connections, Use the MERCUSYS App to quickly set up and manage your Wi-Fi.
Whole Home Coverage – Blanket as much as 6,000 ft² (550 m²) with high-speed Wi-Fi, getting rid of Wi-Fi dead zones at your home, with 3 years manufactory warranty
Note Please be sure that the firmware is up to date and make sure that satellite device is placed in well ventilated place, so the wireless range is extended further