Audio Choice Qm4 Manual Better !!better!! (LIMITED)

The QM4 uses a switching power supply that can introduce a 60Hz hum if ground loops occur.

supports aptX Bluetooth, the "better" audio choice is always a manual wired connection. audio choice qm4 manual better

: Ensure the Master Level is at minimum before powering on. Connect your speakers using standard 1/4" cables before plugging in microphones or instruments to avoid "pop" damage. The QM4 uses a switching power supply that