NETGEAR R6220, Smart WiFi Router Manages Your Home Network Effortlessly
Netgear AC1200 Review (R6220) – MBReviews
NETGEAR R6220-100NAS AC1200 Smart Wi-Fi Dual Band Router with External Antennas - Newegg.com
Modified Netgear R6220 Ac1200, i tried to add 2 Additional antennas to my netgear router but i have not seen and change in WiFi strength any suggestions : r/openwrt