QSC AC-C4T Acoustic Coverage Series is a ceiling mounted 4” full-range loudspeaker with 70/100V transformer. And it suitable for a wide variety of audio/video conferencing reinforcement. And it used voice paging and background music applications. Effective frequency range: 70 Hz to 16 kHz Rated noise power / voltage: 16 watts / 11.3 volts (rms) Coverage angle (-6 dB): 140° (500 Hz to 5 kHz) Product dimensions: 8.4-inch × 7.9-inch (214 × 201 mm)

  QSC AC-C8T Acoustic Coverage Series AC-C8T is a ceiling-mounted 8-inch two way loudspeaker with 70/100V transformer. And it suitable for a wide variety of audio/video conferencing reinforcement, voice paging and background music applications. Effective frequency range: 52 Hz – 20 kHz Product dimensions: Ø316 x 288 mm (Ø12.4 x 11.3-inch) Coverage angle (-6 dB): 100° (500 Hz to 5 kHz)

QSC AC-S4T White Acoustic Coverage Series is a surface mount 4” two-way loudspeaker with 70/100V transformer. And it suitable for a wide variety of audio/video conferencing reinforcement, voice paging and background music applications. Effective frequency range: 70 Hz–20 kHz Coverage angle (-6 dB): 130° conical (500 Hz–5 kHz) Rated noise power / voltage: 16 watts / 11.3 volts rms Product Dimensions (HWD): 9.1" x 6.3" x 5.9"(230 mm × 160 mm × 150 mm)

QSC AD-P SAT Black is part of the Acoustic Design Series SAT loudspeaker line. This is ideal suite for background music applications. And that require refined depth and clarity even at lower volume settings. HF transducer: 2.75-inch (70 mm) weather treated paper cone woofer Rated noise power / voltage: 25 W / 20 V (rms) Effective frequency range: 150 Hz – 20 kHz Coverage (‐6 dB):170° Conical Product dimensions (Ø x H): Ø 4.3 x 4.5-inch (Ø 110 x 115 mm)

QSC AD-P SUB White is part of the Acoustic Design Series SUB/SAT loudspeaker line. And this ideally suited for background music applications that require refined depth and clarity even at lower volume settings. LF transducer: 6.5-inch (165 mm) dual voice coil weather treated paper cone woofer Effective frequency range: 55 Hz – 150 Hz Rated noise power / voltage: 100 W / 20 V (rms) Product dimensions (Ø x H): Ø 13.6 x 13.8-inch (Ø 4.3 x 4.5 mm)

QSC AD-P6T Black Acoustic Design is a 6.5" two-way pendant-mount loudspeaker. It ideally suited for a wide variety of foreground and background sound reinforcement applications. Effective frequency range: 56 Hz – 20 kHz 165 mm (6.5") weather treated paper cone woofer and 19 mm  (0.75") aluminum dome tweeter Rated noise power / voltage: 60 watts / 31 volts (rms) Rated coverage (-6 dB): 135° conical DMT Product dimensions (Diameter x Height): Ø 287 x 323 mm (Ø 11.3 x 12.7 in.)

QSC AD-C SUB White is part of the Acoustic Design Series SUB/SAT loudspeaker line. And it is ideally suite for background music applications. That require refined depth and clarity even at lower volume settings. Effective frequency range: 45 Hz – 150 Hz Rated noise power / voltage: 100 W / 20 V (rms) Product dimensions: (Ø x H) Ø 13.4 x 10.4 in (Ø 340 x 263 mm)

QSC AD-C SAT White is part of the Acoustic Design Series SUB/SAT loudspeaker line. And it is ideally suite for background music applications. That require refined depth and clarity even at lower volume settings. 2.75 in (70 mm) weather treated paper cone woofer Effective frequency range: 150 Hz – 20 kHz Rated noise power / voltage: 25 W / 20 V (rms) Product dimensions (Ø x H): Ø 5.9 x 3.3 in (Ø 149.6 x 83.4 mm)

QSC AD-C6T Black Acoustic Design is a 6.5" two-way ceiling loudspeaker. And it ideally suited for a wide variety of foreground and background sound reinforcement applications. Effective frequency range: 65 Hz – 20 kHz Rated noise power / voltage: 60 watts / 31 volts (rms) Coverage (‐6 dB) Horizontal / Vertical : 135° conical DMT Product dimensions (Ø x H) Ø 280 x 237 mm (Ø 11.02 x 9.32 in)

QSC AD-C81T w Acoustic Design is a ceiling mount subwoofer system. And it designed to supplement audio systems with low-frequency extension. Frequency Response (-6 dB): 39 Hz – 184 Hz 8" Polypropylene Cone Woofer RMS Power Handling 100 W (100 hours IEC) Product Dimension: Diameter 12.6"(321 mm) and Height 14.5"(368 mm)

QSC AD-C821 R is acoustically identical and design for music playback. It  require high output from a ceiling mounted loudspeaker. It designed for trouble free operations and versatility. Frequency Response (-6 dB): 61 Hz – 18 kHz RMS Power Handling: 200 W 8" (203 mm) ferrite woofer and 1.4" (36 mm) neodymium compression driver Product Diameter: 13.4" (340 mm) and Depth: 11.9" (302 mm)

QSC AD-S SAT Black is a part of the Acoustic Design Series loudspeaker line. It 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)