Newegg offers the Linksys 802.11n Wireless Dual-Band Range Extender, model no. RE4000W, for $78.59. Coupon code "EMCWPHB58" cuts it to $49.99. With free shipping, that's the lowest total price we could find by $19. It simultaneously extends ranges for 2.4GHz and 5GHz bands. Features include up to 600Mbps data rates, two Ethernet ports , and WEP, WPA, WPA2, or WPS security. Coupon expires November 3.