🎧 Silence the Buzz, Amplify the Experience! Engineered to protect your audio circuit for long-lasting performance. Just plug it in and enjoy—no batteries required! Weighs only 30 grams for easy portability. Experience crystal-clear audio without interruptions. Works seamlessly with any device featuring a 3.5mm audio jack. Plug and play convenience Eliminates buzzing noise 3.5mm audio jack compatibility The eMagTech Ground Loop Noise Isolator is a compact and efficient solution designed to eliminate unwanted buzzing noise in car audio and home stereo systems. With its 3.5mm audio jack compatibility, this lightweight device ensures a seamless plug-and-play experience, enhancing your audio quality without the hassle of batteries.