This grounding cable can be used with the Duplex to Broadcast Frequencies through a home or office via an electrical plug. Simply use this plug by connecting one end into the Duplex or the back of a Rayonator Cable and the other end into the wall and your Duplex System frequencies will follow the grounding wire through the home or office.

**Note: This product is shipped from Germany. Please allow 10 business days to fulfill order delivery.**