AD-990C/E

NOISE FILTER - The Pioneer AD-990C/E Noise Filter is a vintage car audio accessory designed to improve sound clarity by suppressing electrical interference within a vehicle's audio system. It is specifically engineered to work with Pioneer products to reduce background noise, such as alternator whine or ignition-related static - Noise Suppression: Effectively reduces background noise and electrical interference for a clearer music listening experience.
Compatibility: While optimized for Pioneer in-car audio systems, it is generally used as a universal solution for vintage 12VDC car stereo setups.
Compact Design: Features a small form factor intended for easy installation behind dashboards or near head units