Newegg offers the Buffalo AirStation AC1200 802.11ac WiFi Dual Band Router, model no. WHR-1166D, for $54.99. Coupon code "EMCWHWC27" cuts it to $34.99. With free shipping, that's the lowest total price we could find by $5 and one of the least expensive 802.11ac WiFi Gigabit routers we've seen. This dual band router features support for 2.4GHz and 5GHz bands, four Gigabit Ethernet ports, and one Gigabyte WAN port. Deal ends December 18.