will this HU power these speakers no prob?

[n00bie 10+ year member]

will the alpine cda-9885 power one set of type r speakers to their full potential no problem or would i need an amp to power one set of type r speakers? sorry dont know too much about this car audio stuff.

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[G00SE 10+ year member]

A head unit will give u around 10-15 rms. If u really to push ur speakers to their full potential ull need an amp.