TigerDirect offers the D-Link SmartBeam 802.11n Wireless 4-Port Router, model no. DIR-645 for $89.99. Coupon code "DIG58765" cuts it to $69.99. With $4.05 for shipping, that's the lowest total price we could find by $15. Features include a 6-element beam forming antenna plus WPA and WPA2 encryption. Coupon expires April 29.