With help of the noise isolator, the buzz caused by the ground loop is completely eliminated when the audio source and the speaker use the same power supply in some car speakers.Our noise isolator works by providing clear music by eliminating the current noise in some car speakers or home stereo systems.With its simple plug-and-play functionality, the noise isolator is incredibly easy to use. Simply plug the ground ring noise isolator directly into your speaker's AUX port and connect the other end to your audio source.Compatible with 3.5mm audio jacks, this noise isolator works seamlessly with smartphones, tablets, laptops, MP3 players, radios, and other speakers.The ground return isolator is connected to the AUX jack in the car to eliminate noise. When using a ground loop noise isolator, you will enjoy high quality sound. Introducing the noise isolator, a must-have accessory for anyone seeking clean, clear, and uncompromising music and audio quality. This small and lightweight device is designed for easy portability and storage, making it convenient to use whenever and wherever you desire high-quality sound.With its simple plug-and-play functionality, the noise isolator is incredibly easy to use. Simply plug the ground ring noise isolator directly into your speaker's AUX port and connect the other end to your audio source. No additional settings or configurations are needed, allowing you to enjoy pristine sound without any hassle.Say goodbye to unwanted hum, hiss, and interference noise with the hum elimination feature of this isolator. Its audio isolation transformers effectively filter out disruptive background noise, ensuring that you experience crystal-clear music and audio in your car stereo or home stereo system.Compatible with 3.5mm audio jacks, this isolator works seamlessly with smartphones, tablets, laptops, MP3 players, radios, and other speakers. Whether you're at home, in your car, or on the go, the noise isolator enhances your audio experience by delivering uninterrupted and high-fidelity sound. Item Name: Noise Isolator Material: ABS Type: 3.5 Audio InterfaceFeatures: Portable, Lightweight, Universal Size Details: L: 6cm/2.36", W: 2cm/0.79", H: 1.6cm/0.63" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Noise Isolator