Quest QM3/QM4 Powered Speakers

2-way Active Bass Reflex Loudspeaker


About Quest

Quest Engineering has been at the forefront of professional audio over the past two decades consistently innovating with its broad range of practical solutions designed for real world applications. The vision of Quest was one of a company that could utilise its expertise in professional audio and deliver products that its users would be able to depend upon and stand behind. With this core belief at the heart of Quest, the team has gone from strength to strength and our humble beginnings now see us with an international brand distributed internationally.

Our headquarters in Melbourne Australia is equipped with a complete design facility encompassing full test and measure equipment, an anechoic chamber and assembly facilities empowering our engineers to design and build loudspeaker systems as well as commercial solutions with the highest accuracy.


About QM3/QM4

The QM3/QM4 powered speakers are a 2-way Active Bass Reflex design suitable for mobile and installation use. Its simplified controls on the rear of the QM3/QM4 to make the operation easier. Its features XLR input, XLR link output, gain control, bass/treble cut and boost, and input mic/line sensitivity. The QM3/QM4 is a multi-purpose loudspeaker that can be used as a front of house system or as a powered fold back monitor.



-          Installation or Mobile/Portable Use

-          House of worship

-          Broadcast

-          Small – Mid Size Rental/touring

-          Bistro

-          AV theatre

-          Corporate AV



Model: QM3

Type: 12” 2-Way Powered Speaker

Power: 380W RMS, 470W Peak

HF: 1 ½ “ CD Driver

LF: 12” Driver

Freq Resp: 60Hz-20kHz

Sensitivity: 98 dB SPL

Max SPL: 125dB SPL

Coverage: 85H x 75V deg

Weight: 16.5kg


Model: QM4

Type: 15” 2-Way Powered Speaker

Power: 380W RMS, 470W Peak

HF: 1 ½ “ CD Driver

LF: 15” Driver

Freq Resp: 60Hz-20kHz

Sensitivity: 99 dB SPL

Max SPL: 127dB SPL

Coverage: 85H x 75V deg

Weight: 21.5kg