Metra Electronics AX-AGL610 Axxess Ground Loop Isolator,Black,Normal
RCA Ground Loop Isolator
Eliminates engine noise by isolating ground loops
Inputs and outputs can be reversed for installation at radio or amplifier
2 channel RCA connection
Ground Loop Isolator - Two channel ground loop isolators are designed to eliminate ground loop noise found in the RCA audio lines of amplified stereo systems.