Amazon offers the TP-Link 802.11ac Wireless AC1750 Dual Band Gigabit Router, model no. Archer C7, for $79.99 with free shipping. That's $8 under our May mention and the lowest total price we've seen this year. (It's a current price low by $10.) This dual-band router features full Gigabit ports, two USB 2.0 ports, simultaneous 2.4GHz and 5GHz frequencies, and detachable antennas.