Part of the Control 400 collection's Premium Coverage Series the JBL Control 447LP is a shallow low-profile version of the Control 447C/T suitable for locations with limited space above the ceiling. It is designed for applications requiring superior sonic performance wide bandwidth with very consistent coverage. It shares its sonic character with Control 447C/T which allows intermixing of the two models into systems as needed.>p>It features JBL's exclusive conical Radiation Boundary Integrator® (RBI™) the RBI provides a large waveguide for the tweeter while low-frequency sound projects through specially designed apertures in the RBI allowing for a seamless integration of coverage between the two coaxially mounted drivers. The result is extremely consistent sound character with very little variation throughout the listening space. The wide coverage allows for the use of fewer loudspeakers compared to speakers with less consistent coverage control while at the same time p