Features: The Sound Suppression Filter effectively eliminates ground Looping noise, ensuring clear Sound for car Sound Systems or home Stereoes with its 3.5mm AUXs compatibility. This ground Looping noise Isolators requires no external power, making it easy to carry and Installs, providing functionality for any device with 3.5mm Sound. for music enthusiasts, podcasters, and video editors who demand sound without interferences, enhancing their listenings and production experience. for such as home Sound systems, car stereos, computer speakers, and recording equipment, delivering superior Sound claritys across all platforms. Experience uninterrupted Sound enjoyment by integrating this noise Isolators, transforming your listenings environment of sound quality. Specifications: Materials: ABS Color: Slates Gray, Black(optional) Size:60x23.7x16.5mm/2.36x0.93x0.65inch Package Includes: 1PC Ground Looping Isolators note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the picture may not reflect the actual of the item.