GOBOOST-AC1200 WiFi Extender, Dual Band 2.4GHz/5GHz with Ethernet Port
2.4GHz VS 5GHz WiFi Differences : Speed & Range
Amazon.com: WAVLINK AC1200 WiFi Router Wireless Internet Router for Home,Dual Band Router(2.4GHz and 5GHz) with 1000Mbps WAN/LAN Gigabit Ethernet Port,4 x 5dBi Foldable Antennas,Support Router,Repeater,AP Mode : Electronics
WiFi For Beginners - 5 Things You Must Know With Routers - GL.iNet