Car Audio Noise Filter by BOSS Audio Systems

About this item

• Ground Loop Isolator Noise Filter
• Always Use High Quality RCA Cables for your Audio System
• Reduces High Pitched Whine Alternator Noise caused by the car's electrical system
• Measurements: 3.4 x 1.5 x 1.5 inches, Weight per Unit: 0.30 pounds. Recommendations: Connect each amplifier to its own ground. The same applies for added stiffening capacitors; ensure they also have a dedicated ground connection.