Ground Loop Noise Isolator – 3.5mm AUX Audio Hum Eliminator
Ground Loop Noise Isolator – 3.5mm AUX Audio Hum Eliminator
Enjoy Crystal-Clear Audio – No More Buzzing or Humming
Say goodbye to annoying audio interference with this compact Ground Loop Noise Isolator. Designed for car audio systems, home stereos, and Bluetooth receivers, this handy little device works by filtering out the electrical current interference that causes that frustrating buzzing or humming sound — giving you clean, clear music and speech every time.
Made in Mainland China.
Why You'll Love It
- Eliminates Buzzing & Humming: Filters out ground loop interference that commonly occurs when your audio source and speaker share the same power source — ideal for car speakers and home stereo setups.
- Works with Any 3.5mm Device: Compatible with smartphones, tablets, laptops, Bluetooth receivers, Bluetooth hands-free car kits, and any device with a standard 3.5mm AUX jack.
- Simple Plug-and-Play Setup: No software, no configuration. Just connect it between your speaker and audio source using a 3.5mm audio cable or 3.5mm-to-RCA cable — no directional limit, either end can be input or output.
- Ultra-Compact & Portable: Measuring just 2.01 × 0.59 × 0.59 inches and weighing only 0.99 oz, it tucks neatly behind your dash or sits unobtrusively in your home setup.
- Durable ABS Construction: Built from sturdy ABS material in a sleek black finish that blends with any system.
Specifications
- Color: Black
- Material: ABS
- Dimensions: 11 × 7 × 3 cm (approx. 2.01 × 0.59 × 0.59 in)
- Weight: 0.99 oz
- Connector Type: Dual 3.5mm AUX jacks
- Power Required: None (passive device)
How to Connect
- Plug one 3.5mm jack of the isolator into your Bluetooth receiver or audio source.
- Plug the other 3.5mm jack into your car speaker's AUX input or home stereo.
- Alternatively, use a 3.5mm-to-RCA cable for RCA-equipped systems.
- Either end can serve as input or output — no directional restriction.
Package Contents
- 1 × Ground Loop Noise Isolator
Note: Colors may vary slightly due to lighting and display settings. Measurement tolerance: ±1–3 cm.
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Frequently Asked Questions
Q: What causes the buzzing or humming sound that this ground loop noise isolator fixes?
A: The buzzing or humming is typically caused by a ground loop — an unwanted electrical current that flows when two or more devices (such as your car stereo and a Bluetooth receiver) share the same power source. The ground loop noise isolator breaks this electrical loop using passive filtering, resulting in clear, interference-free audio through your 3.5mm AUX connection.
Q: Is this device compatible with my car's Bluetooth hands-free kit?
A: Yes! This noise isolator is fully compatible with Bluetooth receivers, Bluetooth hands-free car kits, and any device that uses a standard 3.5mm audio jack. It works seamlessly with car audio systems and home stereos alike.
Q: Do I need to plug it in a specific direction?
A: No. There is no directional limitation — either 3.5mm jack can function as the input or output. Simply connect it between your audio source and speaker using a 3.5mm cable or a 3.5mm-to-RCA cable and enjoy cleaner sound immediately.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.