Soundsphere Loudspeakers Q-15
Speaker, Foreground with Low Frequency Response

OUR PART #  Q-15

The Q-15 loudspeaker is designed to offer accurate, full-range voice announcements and high-fidelity music reproduction. It is suitable for applications requiring extended low-frequency response at high sound pressure levels.

The Q-15 offers high power handling capability (350W RMS), high sensitivity (97dB 1W/1m) and high SPL capability (122.5dB 350W/1m).


  • Sensitivity:   97dB; 1 Watt/1 meter
  • Maximum SPL:  122.5dB; 350 Watts/1 meter
  • Power Handling:  350 Watts RMS
  • Frequency Response:  35Hz to 15kHz
  • Coverage:  180° vertical, 360° horizontal
  • Rated Impedance:  8 ohms
  • Weight:  63 lbs. (28.6 kg)
  • Size:  
  • Height:  33" (840mm)
  • Sphere Diameter:  27" (685mm)
  • Reflector Diameter:  32" (815mm)
  • Driver:  15" true coaxial
    (LF and HF share common magnetic circuit)
  • Material:  Enclosure and reflector are fiberglass with gelcoatfinish; rust-resistant hardware

See spec sheet for more details

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