B&H Photo Video offers the Zyxel AC1300 Dual-Band 802.11ac MU-MIMO Wireless Range Extender
, model no. WRE6606, for $54.95
with free shipping
. That's the lowest total price we could find by $15. It features up to 1300 MB/s throughput, five Gigabit Ethernet ports, and WEP, WPA-PSK, and WPA2-PSK encryption.