Answer: In any room, the angle of dispersion of a speaker makes a big difference to cost. Wider dispersion = less speakers required = less wiring = lower cost Please see the attached document for more information.
Answer: The diagram shown in the user manual depicts an early iteration of the Audica Pro MicroLine loudspeakers. In the later versions, you will find a small plastic bag within the box containing an allen key and a metal hooked tool; the latter ...