AC1200 Whole Home Mesh Wi-Fi System Deco uses a system of units to achieve seamless whole-home Wi-Fi coverage — eliminate weak signal areas once and for all! † With advanced Deco Mesh Technology, units work together to form a unified network with a single network name. Devices automatically switch between Decos as you move through your home for the fastest possible speeds. A Deco M4 two-pack delivers Wi-Fi to an area of up to 2,800 square feet (EU version) † . And if that’s not enough, simply ad…