Quam-Nichols Company Lay-In Ceiling Mount Speaker (4W, 70V) SYSTEM 12/70RS

System 12 loudspeaker assemblies are designed to lie in a standard 24" ceiling grid. They are a complete solution, including speaker, baffle, and integral back box. To install, simply replace an existing tile. Average Sensitivity: 92 dB-SPL, 1W/ 1M Power Rating: 12W RMS, EIA 426A Standard Calculated Output: 98 dB-SPL, 4W / 1M Frequency Response: 65 Hz - 17 kHz Nominal Coverage Angle: 100° Included Angle, -6 dB / 2 kHz, Half space