The Ubiquiti PowerBeam M5 400 supports up to 150+ Mbps real TCP/IP throughput. Its Antenna Feed has a thin gray ring around the center of the cap to differentiate it from the PBE-M5-300 Antenna Feed. Ubiquiti PowerBeam M5 400 - PBE-M5-400 Features Frequency - 5 GHz Throughput - 150+ Mbps Range - 25+ km Gain 25 dBi Dish Reflector 400 mm Plug and Play Installation Innovative Mechanical Design Built-in mechanical tilt The mounting bracket conveniently offers 20° of uptilt and up to 20° of downtilt Quick assembly The number of fasteners was reduced to simplify assembly. Tools are required only when the technician mounts the PowerBeam on the pole Easy removal The antenna feed can be detached with the push of a button Fasteners GEOMET-coated for improved corrosion resistance when compared with zinc-plated fasteners Dish and brackets Made of galvanized steel that is powder-coated for superior corrosion resistance. Redesigned pole bracket for the 500 and 400 mm dish and fender washers for the 300 mm dish prevent paint from being removed from the metal brackets for improved corrosion resistance.