MGLI4 Super Mini 4-Channel RCA Stereo Ground Loop Isolator, Made from HIFI Permalloy Transformers, Designed for Audio Signals, Eliminate Noise

Introductions:
You’ve installed new receivers or amplifiers in your car, and now you have a noise problem. Noise in your audio system commonly caused by multiple devices ground loop problem. if you are unable to locate the cause, a ground loop isolator can be installed to eliminate ground loop humming and buzzing noise between an audio source and an amplifier. When used with car audio, this isolation circuit goes between the head unit and the amplifier or EQ.

But, all the old ground loop isolators on market are terrible for signal below 100Hz. Huge DISTORTION! Recoil designed this smallest and new ground loop isolator MGLI made from High Fidelity Permalloy transformers to minimize signal loss and distortion. Thanks to its super compact design, it can be installed in any tight space.