The 7 Best Audio isolators (2023 reviews)

We consider a audio isolator to be a worthy investment in the long run. We are here to help you choose the right one for your purposes from all the best available products in market today.

Our review process: Show/Hide

Our Top Picks:

Best overall: Buy: Besign Audio Isolator READ REVIEW

Best For alternator: Buy: Smof Audio Isolator READ REVIEW

Best For Sirius Satelittle: Buy: ZIOCOM Audio Isolator READ REVIEW

Best With Nintendo switch: Buy: Golvery Audio Isolator READ REVIEW

Best For speaker: Buy: Cable matters Audio Isolator READ REVIEW

Best For powered speakers: Buy: Recoil Audio Isolator READ REVIEW

Best For eliminating Noise: Buy: Ksridote Audio Isolator READ REVIEW

Best overall: Besign Audio Isolator

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The besign audio isolator's high-end materials makes sure that it ages well with use. This fixed pc headphones has buzzing sound. It works with the rode videomic and videomic pro. This has an isolation transformer inside which usually does the job. The sound quality remains good with no major loss of quality or clarity. It is a great way to eliminate cross noise and feedback.

This isolator has completely eliminated the ground loop noise. It can actually *make* a connection with the mini stereo port, but it works fine. The device works well while the computer is running.

• Best product to eliminate noise from an outside source to the car radio
• Eliminates ground noise from bluetooth plug in
• Delivers what they promise

Best For alternator: Smof Audio Isolator

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Smof has been making great isolator for years, thanks to a combination of clever design and appropriate materials. Where most other isolators are tucked in enormous metal cans meant to be stuffed behind a dashboard, this one is subtle enough to be seen sitting on your desk. This product works like a charm in clearing up the sound. It reduces and eliminates buzzing caused by aux input. It performs its intended function very well, allows you to charge your phone during playback through an aux cord without having to listen to your alternator's shrieking vocals.

This noise filter does not require charging and has no built. It works with any device that has a 3.5mm jack including smartphones, pc, laptop, tablets, mp3 player, car audio system, home stereo, or other speakers.

• Takes away the annoying electrical hum
• Worked perfectly and completely got rid of interference noise
• More buzzing from engine noise or charging
• Tied extension cords and different circuits

Best For Sirius Satelittle: ZIOCOM Audio Isolator

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The ziocom audio isolator is capable of outshining several other isolator featured in this list in overall features for the price point. If you have noise problems when charging your phone, you should definitely get one of these. It is easy to install, sound quality is excellent and does the job perfectly. The aux Bluetooth adapter would buzz all the time, this fixed it instantly. It's great in addition to reducing noise and sound quality. It is finicky and drops one of the channels in stereo. The small size is much more convenient than the other models with long cords that get in the way. It's great with eliminating all if not most of that static noise that happens during GPU intensive games.

• More hum, no more buzz, just clean great music
• Hooks up in line without having to have it's own power supply
• Solution to hum from audio mixer
• Inside is a low cost coupling, isolation transformer

Best With Nintendo switch: Golvery Audio Isolator

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We would, of course, be remiss if we didn't mention golvery audio isolator for daily usage. This device works great to eliminate hum and noise from your computer's. It works with any portable device that has 3.5mm / rca audio jacks, for your car audio system/home stereo, when grounding issues persist. It reduces the ground loop noise down to barely noticeable when there's no sound coming through the headphones. With the phones directly plugged into the source only, the sound quality is noticeably better and definitely clearer.

It comes with the ground isolator, and it has significantly reduced it. It cleans up audio noise from the computer's. It is easy to cleanly install with a sticky-back mount and zip tie.

• You can enjoy clearer music and movies
• More whining when the engine rpm is changed
• Softens sound quality but eliminates the buzz

Best For speaker: Cable matters Audio Isolator

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The cable matters audio isolator is specially designed for your regular usage and has all useful features. The cable matters ground loop isolator is the perfect tool to solve car audio issues caused by improper grounding. It is used to remove heavy hum happening from gaming pc to speakers. It is compatible with 3.5mm aux port, 3.5mm line in/out ports on audio systems, phone and tablets, headphones, speakers, and more. This is coated with a rubber or plastic that hasn't had time to off-gas.

The Car Stereo noise filter is a simple way to eliminate problematic noise when connecting phones or mp3 players to the car aux connector. It is a simple plug inline unit. This is a device that is dependant on what is being connected. It is a very inexpensive way of getting rid of static.

• Significantly reduced the hum when running laptop sound into a pa
• Works well, got rid of ground loop and computers mixed together sounds
• Straightforward to put it in line with the aux cable

Best For powered speakers: Recoil Audio Isolator

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Next on the list, we've got yet another isolator that manages to win our hearts. It's the recoil audio isolator and it's widely considered as isolator that has the most suitable features. This product is great for powered speakers. They are ground wire, connect to negative amp and chassis of vehicle. It eliminates all of the engine noise. This device provides isolation for one of the computers, without attenuating the signal too much. It doesn’t eliminate 100%, but the interference can be heard when playing music.

• Good filter for ground loop noise
• Sounds great and was crazy easy to install
• Utilizes proprietary audio transformers for a 1.3 db gain
• Eliminates ground loop noise between the audio source and radio

Best For eliminating Noise: Ksridote Audio Isolator

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The ksridote audio isolator might be a relatively new release, but it's still nothing short of impressive this year. The ground loop isolator 3.5mm will instantly remove the buzz/hum/static out of your car audio system/radio/home stereo/speakers. It makes audio enthusiasts depressive and also it is compatible with all audio devices that have a 3.5mm aux jack. The size and lightweight(2.36 * 0.78 * 0.78 in, 0.081 lb), this little gadget does not take much space and can be easily taken away. It is convenient but creates really intense line noise.

The ground loop noise isolator filter is easy to use, and it is a middle part. This is a plug and play unit and does not require a geek to make it work. They can effectively eliminate the group loop interference that may occur when the audio source is connected to the playback device, and bring clean music to you. It is great for eliminating noise in a two pc setup.

• Fuzz, no hum, no static just audio
• Completely eliminated all of the line noise while using a mixer
• Good brand reputation