2 Pcs Car High to Low Impedance Converter Audio Signal Adapter Speaker Output to RCA Line Control

RCA Line Audio Output Converter: Speaker to Line Level Converter Convert Speaker Level Outputs to Line Level Signals Allow Speaker Line to Connect to Auxiliary Inputs of Portable Sound Systems

POLK AUDIO DB402 DB+ Series 4" Coaxial Speakers with Marine Certification, Black

24V 145W DC-DC Converter Voltage Regulator, Step Down/Up 9V-40V to 24V 6A, Waterproof Module Power Supply for Golf Cart Accessories, Club Car