OK, I see now that the three speakers are built in. Unfortunately, that is an inherent problem with building in speakers.
I would NOT use all three as a center speaker. I'd just use the middle one, add the wider L&R ones, and go with it. Leaving the other two speakers unused. Or, stick with...
I don't understand what the sentence above is saying. Is there a typo?
If you are considering using multiple, horizontally arranged center channel speakers, there is an inherent problem with that. There will be a phase cancellation as the sound from the various, duplicate speakers reach your...