Product size: 3cm 3. Frequency response: 30Hz~15KHz. Product Function: Mainly used for music data conversion, convert car speaker wire output to RCA cable output, and provide 12V remote output. for hosts without low frequency (RCA) output ( cassette player / card player / CD / VCD / DVD, etc.) to convert the speaker output high frequency to low frequency (RCA) output, used to connect the car power amplifier or subwoofer signal input.
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