The QUAM SYSTEM 21 is a complete blind mount loudspeaker assembly with an 8″ O.D., full range loudspeaker, 5W-25/70.7V pigtail transformer, perforated 22 gage steel baffle, 16 gage steel back box and two blind mount clamps.
Finish: White baked epoxy hybrid.
Average Sensitivity: 92 dB-SPL 1W/1M
Loudspeaker Power Rating: 20W RMS, EIA 426A Standard
Frequency Response: 60 Hz-17 kHz EIA 426A Standard
Nominal Coverage Angle: 90° included angle -6 dB/ 2 kHz