Cisco-Linksys E3200 Wireless-N Router for $79.99 shipped.  Here is a screenshot for your reference.  Alternatively, it is available at Newegg for the same price shipped.  It features simultaneous 2.4 and 5 GHz bands, internal antenna, 4 x gigabit ethernet ports, and more.  Most paces have this wireless-N router for over $100.