Did a great job at cleaning up the sound in my RAV4 when I directly wired in my mobile device to the radio.

Works well - Did a good job of eliminating background static noise

Works well - Did a good job of eliminating background static noise

Does it's job well

Does a great job of getting the interference noise out of your music

It does a great job at a great price.

Does a fantastic job of knocking down ground buzz and RF interference on mini connectors

Great job on this.

Does the job well..

But this little baby did the job!Clean, no noise audio

The most amazing gadget ever made.killed all the ugly hum in my bmw 750li...good job pac!!!

But anyway, once it got here it was easy to use and did a good job.

Does a great job of getting the whine out of my radio.

Did the job well and it isn't too large.

It does a good job of filtering out extra QRN

Otherwise the little guy does a good job electronically of stopping the hum.

Does a fantastic job of knocking down ground buzz and RF interference on mini connectors

This item arrived quickly and did a great job of taking the engine hum out of my system when the phone was on the charger.

Great Noise Isolator - does the great job as it should - no static in my

Does an outstanding job at a very cheap price.

This did an amazing job cleaning up the audio into my car stereo form a bluetooth kit

Did an excellent job of eliminating the buzzing that came when I plugged my phone into the AUX port of my stereo on my 1995 Jeep Grand Cherokee.

Firstly, I'll say it does a great job at removing electrical noise caused by the ground loop.

as usual, amazon did a good job processing the order

Does the job just fine.

RPM.This thing did a flawless job solving that issue, no more whining!

This devise did a great job eliminating the minor ground loop noise I had on the aux port in my car.

It does a great job at isolating the ground loop buzz, but if it was in a less accessible location I'd hate this thing (because I like to hear both speakers).

I found that a Radio Shack unit, with much larger transformers, did a far better job of eliminating hum from a ground loop in my stereo.

It does a great job at isolating the ground loop buzz, but if it was in a less accessible location I'd hate this thing (because I like to hear both speakers).

This devise did a great job eliminating the minor ground loop noise I had on the aux port in my car.

RPM.This thing did a flawless job solving that issue, no more whining!

Does an excellent job cutting out the humming noise.

Does an excellent job cutting out the humming noise.