Dikailong via Amazon offers the Anewkodi USB 3.0 Dual Band AC1200 802.11ac Wireless Network Adapter for $25.99. Coupon code "TTQ5E26J" cuts it to $18.97. Plus, Prime members grab free shipping. (Non-members can spend $49 or more to qualify for free shipping; otherwise, shipping costs $7.99.) that's the lowest total price we could find by $2. It features transfers speeds up to 866Mbps. Deal ends December 5.