high or low level imputs

[kickerloud 10+ year member]

im about to put a 4-channel amp to my sepakers in my truck and i was wonderin if i use the low level rca imputs or the high level imputs that has a harness that plugs in...what the difference?

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[x1le 10+ year member]

the high level speaker inputs are usually used when the cd deck doesn't have 2 sets of rca pre-outs for the 4 channel amp. Rca's will give you better sound quality.