The Ubiquiti PBE-M5-400 PowerBeam AC features the "Dish Reflector Design". This leverages Ubiquiti's "InnerFeed" technology which integrates the radio into the feed-horn of the antenna, so there is no need for any cable, improving performance by eliminating cable losses. By providing increased performance with its faster processor and innovative mechanical design at a low cost, the Ubiquiti PBE-M5-400 PowerBeam AC is extremely versatile and cost-effective to deploy with a 25+ Km range. Please note that this unit requires two units to bridge from one to the other.