D-Link 802.11ac Routers: AC1750 Gigabit $60 shipped, AC750 $30 Prime shipped, more
Ac750 Wi-fi Range Extender Dual Band Gigabit Wifi Repeater Router Ap Booster 2 External Antennas 750mbps 2.4g/5g For Any Routers - Routers - AliExpress
TP-Link AC750 WiFi Range Extender - Dual-band, up to 750Mbps, 3x Internal Antenna, 1x 10/100M Ethernet Port (RJ45), RE (Range Extender) Button, Reset Button - RE220 at TigerDirect.com