Wireless Dual Band (3 in 1) TP-Link Archer C20 AC750 - Range & Router Extender & Access Point: Update your network to accommodate more recent air conditioners. uses two bands to provide dependable AC750 Wi-Fi: 2.4 GHz (300 Mbps) and 5 GHz (433 Mbps). *Good connectivity and coverage thanks to three top-notch antennas The user-friendly Tether App makes it simple to set up and manage your Wi-Fi. Find out more about TP-Lin's Archer C20.