As one of its daily deals, Yugster offers the Linksys Mini Dual Band 802.11ac Wireless USB Adapter for $24.97. Coupon code "FreeYugBuck" cuts it to $23.97. With $5 for shipping, that's the lowest total price we could find for any similar Linksys adapter by $21. It supports up to 128-bit encryption and up to 430 Mbps throughput. Deal ends July 5 at 6 am ET.