Kopul Cables GLI-35 3.5mm Ground Loop Isolator Inline Audio Noise Filter with Switch, Eliminates Hum & Buzz for Computer, TV, Smartphone,...

Effective ground loop isolator removes hum, buzz, and noise from computers, TVs, smartphones, headphones, and stereo systems. Alternator noise filter eliminates buzzing from car electrical systems for clean in-car audio. Functions as a noise-cancelling adapter for interference-free sound in home and office setups. Built-in ground-lift switch provides flexibility to eliminate hum in different audio environments. Compact, plug-and-play design ensures easy use with 3.5mm devices; portable for car, home, or travel.