: Plug microphones into the XLR ports and instruments (like keyboards or guitars) into the 1/4" ports. Connect your passive speakers to the outputs on the rear using 1/4" speaker cables.

You look at the console and see three options:

: Use the individual channel tone knobs for quick adjustments and the master 3-band EQ for room-wide sound correction.

Place the unit on a shelf or wall-mount it using the provided bracket. Note: Ensure at least

: Designed for dual 10-inch passive enclosures (e.g., SoundTech C100)

First, let's clarify what your device is. The Audio Choice QM4 is a product of Soundtech, designed as a self-contained portable PA system. For many users, the "Audio Choice QM4" experience includes not just the mixer/amplifier head but often a pair of passive speakers with 8-inch woofers and tweeters. This "in a box" portability was a major selling point, making it an ideal all-in-one sound system for those who needed simplicity.