Walmart offers the TP-Link Archer 802.11ac Wireless Dual Band Gigabit Router, model no. C7 AC1750, for $87.57 with free shipping. (Amazon charges the same.) That's $12 under our mention from two days ago, which was bundled with a battery pack, and the lowest total price we could find by $9. This dual-band router features full Gigabit ports, two USB 2.0 ports, simultaneous 2.4GHz and 5GHz frequencies, detachable antennas, and WEP, WPA, WPA2, WPA-PSK, and WPA2-PSK encryption.