Hello Direct Signal Blocker (AM Radio)

Hello Direct Signal Blocker (AM Radio), For radio interference try an RFI eliminator. Identify the source of interference (AM or FM radio stationCB or ham radio) then choose the appropriate eliminator. Chain 2 or 3 together to cover all frequencies. Plug an eliminator into your phone's handset and headset port; plug the handset/headset into the eliminator. Item#: 3716-AM — Signal Blocker (AM Radio) Item#: 3716-FM — Signal Blocker (FM Radio) Item#: 3716-CB — Signal Blocker (CB/Ham Radio)