Ground Loop Noise Isolator for Car Audio/Home Audio System with 3.5mm Audio Cable, Current Sound Filter Anti-interference Filter, Eliminates Hum

?Ground loop filter noise isolator eliminates the hiss, hum and interference caused by ground loops that occur in some car speakers/home audio systems when using a Bluetooth receiver with the same power source for both the audio source and the speak, ?Simply plug this ground loop isolator directly into the car/speaker's AUX port and plug the auxiliary cable into the source to instantly solve the ground loop noise problem., ?Works with any device that has a 3.5mm jack when grounding problems persist, including smartphones, tablets, MP3 players, and speakers. You can also use it in your car audio system/home audio with a Bluetooth receiver/Bluetooth hands-free car kit., ?Portable and lightweight design, super convenient, takes up minimal space, easy to carry anywhere on your trip, no batteries or buttons needed, all you need to do is plug in the ground loop isolator., ?By eliminating some of the current noise in your car speakers/home stereo system, you can enjoy clean and clear music/audio.