Shakespeare Style 4357-SAM/FM/VHF MARINE BAND SEPARATOREliminate the need for separate AM/FM antennas and operate AM/FM and VHF radios at the same time without interfering with VHF radio performance.Complete with 10' RG-62 AM/FM cable, 3' RG-58 VHF cable, and connector installed. Works with all types of marine VHF antennas. - cis2:mm5mnJlm -Specifications: Type: Misc; Box Dimensions: 1"H x 6"W x 8"L WT: 0.65 lbs; UPC: 719441400095; Quick Guide (pdf)