TP-Link RE200 AC750 Dual Band Mesh Wi-Fi Extender

Note ensure the range extenders firmware is up to date.
Place the Range extender at an elevated position for best Wi-Fi reception and also if the RE is equipped with antennas, they should be positioned properly.

Boosts wireless signal to previously unreachable or hard-to-wire areas flawlessly.
Creates a Mesh network by connecting to a TP-Link OneMesh™ router for seamless whole-home coverage.
Compatible with 802.11 b/g/n and 802.11ac Wi-Fi devices
Dual band speeds up to 750 Mbps
Miniature size and wall-mounted design make it easy to deploy and move flexibly
Ethernet port allows the Extender to function as a wireless adapter to connect wired devices