Kind remind please confirm whether the product is suitable before buying. ^^ 4. HiFi Performance--The Ground Loop Audio Noise Eliminator could work with amplifiers, speakers or mixers, with stable performance, high precision and good reliability. Let you eliminate car speakers / home stereo systems humming sound away and enjoy a perfect sound. ^^ 5. Wide Application-- Audio Noise Isolator Filter for Eliminating ground loop noise between the audio source and radio. Used for portable devices that have RCA audio outputs Home Stereo Speakers Amplifier Equalizer ect.


