Position the speakers ahead of the microphone to avoid "howling" tones caused by audio loops.
Two 10-inch enclosures with performance-rated horn tweeters for clear high-end response. Operational Tips from the Manual audio choice qm4 manual better
Using the Audio Choice QM4 without a manual often leads to "bridging" errors. Bridging combines two channels into one powerful mono channel. If you bridge the QM4 incorrectly, you risk frying the output transistors. Always ensure the "Bridge" switch (if equipped on your version) is toggled only when the unit is powered off. Position the speakers ahead of the microphone to
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