PAC ROEM-FRD3 Radio Replacement Interface Modified Vehicles Variable crossover frequency (Ch B):

Variable crossover frequency (Ch B): 40 - 500 Hz

8 Output Channels

and acts as a barrier to interference from rear waves trapped inside the door panel

Works with PAC AmpPRO AP4-CH41

Retains the 5

PAC ROEM-FRD3 Radio Replacement Interface Modified Vehicles Variable crossover frequency (Ch B):Description Facilitates the replacement of factory installed premium sound systems in select Ford vehicles while retaining the function of the factory amplified audio system. Features System interface to replace factory installed receivers and integrate factory amplifiers Easy Installation Adjustable 4 channel RCA outputs that provide Line Level Matching Isolated transformer inputs and outputs Trigger wire included For 1999 2002 Navigator, Expedition