Amazon has the D-Link DIR-615 802.11n Wireless 4-Port Router, model no. DIR-615, for $39.99 (74.99 – 35 instant savings) with Free Shipping for a limited time.

The D-Link Wireless N Router (DIR-615) provides a better wireless signal for your network than existing wireless 802.11g technology. Upgrading your home to Wireless N provides an excellent solution for sharing an Internet connection and files such as video, music, photos, and documents. D-Link Wireless N products use Intelligent Antenna technology to transmit multiple streams of data which enable you to receive wireless signals in the farthest corners of your home. Not only does D-Link’s Wireless N technology extend your wireless range, it also works with your existing 802.11g and 802.11b wireless devices. The DIR-615 supports the latest wireless security features to help prevent unauthorized access, be it from over a wireless network or from the Internet. Support for WEP, WPA, and WPA2 standards ensure that you will be able to use the best possible encryption, regardless of your client devices. In addition, this Wireless N router utilizes dual active firewalls (SPI and NAT) to prevent potential attacks from across the Internet