Staples offers the TP-Link Archer C7 AC1750 802.11n Wireless Dual Band Gigabit Router for $86.99 with free shipping. That's the lowest total price we could find by $13, although we saw it for $7 less on Black Friday. This dual-band router features full Gigabit ports, two USB ports, simultaneous 2.4GHz and 5GHz frequencies, detachable antennas, and WEP, WPA, WPA2, WPA-PSK, and WPA2-PSK encryption.