Brochure Subwoofer Satellite Systems Control 40’s RBI Technology Control 40 User's Guide Installed Sound 8100 Series : AE : AE Compact : CBT Series : Control 1 Pro  : Control 200  : Control 2P : Control 300 : Control 40 : Control 5 : Control Contractor : Control Contractor 50 Series Sub/Sat. : Control CRV : Custom Shop : PD5000 Series : PD700 : VERTEC : VLA  : VP : VRX   Control Contractor 40 Series is line of premium, in-ceiling, specialty loudspeakers that combine outstanding pattern control and consistent coverage with superior sonic performance. Featuring JBL’s proprietary conical Radiation Boundary Integrator® (RBI™) technology adapted from the groundbreaking VerTec® Series line array loudspeakers, the Control 40 series includes five models. The Control 47C/T features extended bass performance with a wide 120° of coverage that allows fewer speakers to cover a large space; the Control 47LP, a low-profile model for locations with limited above-ceiling clearance; the Control 47HC, a high-ceiling model with narrow coverage; the Control 40 CS/T, a subwoofer with built-in passive crossover; and the Control 42C, an ultra-compact, in-ceiling satellite speaker. Unmatched in its class and built on over 60 years of JBL loudspeaker design, the Control Contractor 40 Series delivers outstanding performance and reliability housed in an elegant industrial design. Frequency Range Power Capacity Sensitivity Control 47C/T Consistent Coverage Extended Bass 55 Hz - 20 kHz 150W program, 75W pink noise 91 dB, 1W, 1m Frequency Range Power Capacity Sensitivity Control 47LP Low Profile 68 Hz - 20 kHz 150W program, 75W pink noise 91 dB, 1W, 1m Frequency Range Power Capacity Sensitivity Control 47HC High Ceiling Loudspeaker 55 Hz - 17 kHz 150W program, 75W pink noise 93 dB, 1W, 1m Frequency Range Power Capacity Sensitivity Control 42C Ultra-compact Satellite Loudspeaker 140 Hz - 20 kHz 30W program, 15W pink noise 82 dB, 1W, 1m Frequency Range Power Capacity Sensitivity Control 40CS/T High-Impact In-Ceiling Subwoofer 32 Hz - 300 Hz 200W program, 100W pink noise 95 dB (near corner), 89 dB (center of ceiling), 1W, 1m