TP-LINK RE190 / Wi-Fi AC Dual Band Range Extender White

Quick overview from the supplier:

TP-LINK RE190 AC750 Dual Band Wireless Wall Plugged Range Extender, Mediatek, 433Mbps at 5GHz + 300Mbps at 2.4GHz, 802.11ac/a/b/g/n, Ranger Extender button, Range extender mode, 3 internal Antennas