Engenius ESR1221 EXT Consumer Class 200mW , High Power, Long Range Wireless Router is best suited for larger boats (60-90 feet) where the higher powered access point can give better coverage. More than double the power of typical routers. New w/ 1 year warranty. Detachable Antenna , Auto Setup , Access Point / Router / WDS / Universal Repeater / Firewall, 4 ports x 10/100. Works on 110v or 12v !!