ELIMINATES ALTERNATOR WHINE - Filters out alternator whine, ground loop hum, and electrical noise for clean silent audio from your system
INLINE RCA DESIGN - Simply connects between your head unit or DSP and amplifier RCA inputs for instant noise reduction
UNIVERSAL COMPATIBILITY - Works with any car audio system using standard RCA connections; compatible with all head units and amplifiers
GROUND LOOP ISOLATOR - Breaks the ground loop that causes audible hum and buzz in car audio systems without cutting power
EASY INSTALLATION - Plug and play inline installation requires no special tools or modifications to your existing wiring
Description
The Down4Sound D4S-NFO1 RCA Noise Filter eliminates alternator whine, ground loop hum, and other electrical interference from your car audio system. Inline RCA design installs easily between your head unit or signal processor and your amplifier. Works with any standard RCA connection to deliver clean noise-free audio signal.