Yugster offers the D-Link AC1750 802.11ac WiFi Dual-Band Gigabit Router in Black for $49.97. Coupon code "DNDLINK" drops that to $45.97. With $3 for shipping, that's a buck under our May refurb mention (this one's new) and the lowest price we could find now by $6, excluding the below mention. It features simultaneous 2.4GHz and 5GHz bands, wireless speeds up to 1.7Gb/s, AC Smart Beam technology, four Gigabit LAN ports, a Gigabit WAN port, USB 2.0, support for media sharing via the Mydlink SharePort app, and remote access via the Mydlink Lite app.

A close price: Jet.com and Altatac via Newegg charge $49.99 with free shipping.