The signal Boost 50-Ohm Wideband Directional Antenna offers versatility, reliability, and high performance when used with signal Boost residential cell signal boosters. With its tilt-swivel mounting bracket, it easily mounts to exterior walls or rooftop vent pipes. The 50-Ohm Wideband Directional Antenna is made to precision target far away towers—delivering reliable coverage to homes in weak cell signal areas.