QSC AD-S282H White Acoustic Design is a full range surface mount loudspeaker. With a sleek, contemporary styling that fits perfectly into multiple surroundings. The speaker incorporates the Advanced Directivity rotatable waveguide. Frequency Response(-6 dB): 80 Hz – 27.7 kHz Power Rating: 450 W Low-frequency Transducers: Dual 8" high power, treated paper cone, 2" voice coil, neodymium magnet High-frequency Transducer: 1" high output compression driver Dimensions: 10.21 x 26.17 x 11.44" (259 x 685 x 290 mm)

QSC AD-S SAT White is a part of the Acoustic Design Series loudspeaker line. QSC AD-S.SAT Black ideally suited for background music applications that require refined depth and clarity even at lower volume settings. Effective frequency range: 150 Hz – 20 kHz Rated noise power / voltage: 25 W / 20 V (rms) Coverage (-6 dB): 155° Conical Product Dimensions(H x W x D): 3.6 x 3.5 x 5.4 in (92.5 x 89 x 136 mm)

QSC AD-P4T White Acoustic Design is a 4.5" two-way pendant-mount loudspeaker. And it is  ideally suite for a wide variety of foreground and background sound reinforcement applications. Effective frequency range: 65 Hz – 20 kHz Rated noise power / voltage: 30 watts / 22 volts (rms) Rated coverage (-6 dB): 150° conical DMT Product dimensions (Diameter x Height): Ø 237 x 272 mm (Ø 9.3 x 10.7-inch)