B&H Photo Video offers the TP-Link AC1200 Dual-Band 802.11ac Wireless Range Extender for $19.99 with free shipping. That's tied with our April mention as the lowest price we've seen. (It's the best deal we could find now by $15.) Deal ends June 20. Buy Now Features boosts your wireless coverage up to 10,000 sq. ft. two external antennas Gigabit Ethernet port