Control your PA4A or P1 Stereo with a Garmin or Raymarine Chartplotter/Fish Finder MFDCompatibility Kit - Works With PA4A & P1 StereosIncludes:NMEA2KGTWY JDab to NMEA2000 Gateway for RayMarine, Garmin and Chart PlotGTWYHRN HarnessJWRYCBLS JDab Remote Control Y CableWARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.