Cinema Sound 3000 : 4000 : 5000 : ScreenArray Systems (2 way) : ScreenArray Systems (3 way) : Subwoofers 4000 Series : Surround Systems   The "Next Generation" Screen Array systems feature the NEW large format, 3", neodymium, titanium diaphragm frequency compression driver for ultra high performance. This new high frequency driver is coupled with the patented high frequency horn featuring Screen Spreading Compensation™ to correct for high frequency distortion through perforated screens. The new low frequency sections feature the patented Differential Drive® 15" woofers for power handling and reduced distortion. All of the new ScreenArray Series models have new Optimized Aperture waveguides for ultra low distortion and extremely uniform frequency response. Each system has improved, patented, crossover design using the most advanced computer modeling. The new series of ScreenArray speakers consist of the 4732, 3732, 3731 three way systems, available in tri-amplified and bi-amplified versions and the 4722 and 3722 two way speakers, available as both bi-amplified and fully passive systems. Frequency Range Frequency Response System Sensitivity 3731 Three-Way Biamplified or Triamplified (T) ScreenArray Loudspeaker System 30 Hz - 20 kHz 40 Hz - 19 kHz 103 dB, 2.83V @ 1m (3.3 ft) Frequency Range Frequency Response System Sensitivity 3732 Three-Way Biamplified or Triamplified (T) ScreenArray Loudspeaker System 30 Hz - 20 kHz 40 Hz - 19 kHz (±3 dB) 103 dB, 2.83V @ 1m (3.3 ft) Frequency Range Frequency Response System Sensitivity 4732 Three-Way Biamplified or Triamplified (T) ScreenArray Loudspeaker System 30 Hz - 20 kHz 40 Hz - 19 kHz (±3 dB) 107 dB, 2.83V @ 1m (3.3 ft)