Convertitore di impedenza audio a 4 canali 12V Filtro di frequenza per altoparlante radio stereo per auto da linea RCA alta a bassa

12V 4 Channel Audio Impedance Converter High to Low RCA Line Car Stereo Radio Speaker Frequency FilterFeature:1. 4-channel audio high to low, fast heat dissipation, anti-interference, strong shielding, can isolate some noise, high fidelity.2. Standard connector, equipped with 15CM dedicated line, to avoid current noise interference caused by disorderly wiring.3. Convert the loudspeaker output high frequency to low frequency () output, connect the car power amplifier or subwoofer signal output.4. Delay switch line output, reduce the impact of the power amplifier or subwoofer, thereby eliminating the current interference of the power amplifier speaker when the host is turned on.5. Used for hosts without low frequency () output, such as cassette player/card player/CD/VCD/DVD, etc.Specification:Item Type: Audio ConverterMaterial: PlasticVoltage: 12VMaximum Power: 50WChannel: 4 CHSize (W x L x T): Approx. 70 x 90 x 30mm/2.8 x 3.5 x 1.2inHow to Use:1. Connect the power cable to the converter wire harness and connect the car to the other end of the main engine. The other end of the two car audio cable connected to the car audio amplifier.2. Product packaging with complete wiring instructions and product use methods.Wiring:White line - rear left horn-Gray line - rear right speaker+Gray black line - rear right speakerWhite and black line - rear left speaker-Green and black line - front left speaker-Blue line - front right speaker+Green line - front left speaker+Blue and black line - front right speaker+Red line +12V (ACC)Black wire - connect to negative groundYellow line - power amplifier REM positionPackage List:1 x Audio Converter1 x Power Cable1 x Manual