Linksys by Cisco WET610N Wireless-N Ethernet Bridge with Dual-Band for $79.99 shipped. Add it to the cart to see the price. Here is a screenshot for your reference. It converts any wired-Ethernet device to connect through wireless-N and works with any device that supports Wi-Fi standards and any operating system. Most places usually have it for about $99.
Originally posted earlier, this is just a friendly reminder.