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Q Acoustics says that means easy installation without having to get a pro installer round.

And the source detection can detect whether incoming signals are stereo or mono and adjust the signal gain too.

Q Acoustics Q SUB80, QSUB100 and QSUB120 subwoofers

The power amp is a custom-designed model comprising DSP, power amp and power supply.

That’s in the largest 12-inch model; the 8-inch is 200W/400W and the 10-inch is 250W/500W.

Harmonic distortion is very low: less than 0.1% THD up to 300W.

Q Acoustics Q SUB80, QSUB100 and QSUB120 subwoofers