Not needed, not used. Jetstream AC1200 Whole Home Network Mesh Routers will take your Wi-Fi network to the next level. One mesh router and one satellite easily covers 4,000 square feet, and the more satellites you add, the larger the area it will cover. Full strength allows it to reach outside so you?re covered in the backyard too. There are four high-gain internal antennas that deliver up to 1200 Mbps from each satellite point, and the built-in 802.11ac Wi-Fi keeps your whole family streaming, gaming and surfing simultaneously without lag. It features beamforming technology that improves coverage by directing bandwidth to your devices as you move around your home, so you never have bad connection areas. Upgrade your home?s Wi-Fi with Jetstream AC1200 Whole Home Network Mesh Routers. Jetstream AC1200 Whole Home Network Mesh Routers, 2 Pack: 2-Pack Seamless Mesh System 5GHz + 2.4GHz 867 + 300 Mbps Beamforming to enhance connection 4 High-Gain Internal Antennas 4000 Sqft. Coverage Industry-Leading Hardware Security