How many brands use own drivers?


Hello dear Friends. Very interesting question.
How many audio companies are currently presented on the market, which use own developed and manufactured driver units.

Please write bellow:
1. Contrast audio (Ukraine)
2. Voxative (Germany)
3.

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> From the manufacturer, in house drivers is a HUGE cost savings, and removes your product from being perceived as a pure commodity.

If this would always be the case then almost all brands would do it. Only very small brands would have to wait until they become a bit bigger.

I am pretty sure making your own drivers could be a huge cost instead.