Car Audio Signal Hi-Low Converter It converts high audio signal to RCA signal, suitable for car stereos without RCA output, convert car audio signal to RCA output.
Easy installation: White wire connect to the Left channel positive. Black/White wire connect to the Left channel negative. Gray/White wire connect to the Right channel positive. Gray/Black wire connect to the Right channel negative. Brown wire connect to Ground.
Convenient to use, adjust the knob to desired effect before use.