FA114T72, AtlasIED 4 inch Speaker With 25/70.7V-4W Transformer (New Old Stock) DESCRIPTION The general purpose Model FA114T72, 4" (127mm) speaker is UL listed and handles 10-watts with quality, low-frequency reproduction and smooth extended response. The unit's 135° dispersion angle (-6dB 2kHz Octave Band) effectively reduces the number of speakers necessary to achieve total coverage in low-ceiling distribution systems.For optimum application versatility, Model FA114 has been engineered as a system with versatile 25V/70.7V transformer, optional matched enclosures, and selection of attractive grilles.Speakers front-load into the enclosure or may be ceiling / wall mounted into areas with minimum depth by using plaster ring Model FAPR-4 instead of an enclosure Features Economical, UL Listed, 4" General Purpose Loudspeaker Front Loads into Acoustically-Matched System Enclosures, Plaster, or Trim Ring Patented, Easy-to-Install Loudspeaker Mounting System Wide-Angle Dispersion for Excellent Sound Coverage in Rooms with Low Ceilings UL Certified, Safety Listed to UL1480 Specifications Depth: 3-7/8" (9.8425cm) Diameter: 5" (12.7cm) Sensitivity: 89.6dB Average, 94dB Peak Frequency Response: 150Hz-17kHz (+/-1.5dB) Power Taps: .5, 1, 2, 4 Speaker Typs: Full Range Dispersion: 135 Degrees Safety Listed: 1480 Model has been replaced by the FC104T72