Rosewill RNX-T600N Dual Band Wireless N600 Wi-Fi Router for $19.99 shipped after coupon code RWMAILBLIZ20.  Here is a screenshot for your reference.  It features simultaneous dual band for HD video streaming, online gaming, large file transferring.  It also comes with two detachable high gain antenna and gigabit ports at up to 1000mbps wired speed.