Features: Say goodbye to the annoying buzz and static in the speakers. Connect this audio noise filter to instantly eliminate your car audio system, radio, home stereo or speakers, allowing you to restore quality music
Working principle:The audio filter filters out the constant-amplitude clutter or interference wave of one or several fixed frequencies to obtain a pure audio signal to be amplified and output.
Scope of application: Compatible with any device with a 3.5mm jack, including smartphones, laptops, tablets and MP3 players
Easy to use: Simply plug the isolator directly into the AUX port of your car or speaker and connect the audio source to the included cable, plug and play, no charge or battery required
Note: It can only eliminate noise and current sounds from common electricity and land products, but cannot eliminate noise caused by other reasons. Therefore, you need to personally confirm the source of the noise.