QSC AD-S4T Black Acoustic Design is a surface mount 70/100V, 4.5″ two-way loudspeaker system. And it ideally suited for a wide variety of foreground and background sound reinforcement applications.
Effective frequency range: 68 Hz – 20 kHz
Rated noise power / voltage: 50 watts / 20 volts (rms)
Coverage angle(-6 dB): 120°
Product Dimensions: 261 x 161 x 163 mm (10.27 x 6.34 x 6.42 in)
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