Directional Coupler Mini RFI Tap 20 dB T Style F Coaxial 1 GHz 5 - 1000 MHz 75 Ohm 2-Way Directional Coupler Signal Splitter High Performance Solder Back Cover Printed Circuit Board 2 - Way System Compatible Anti-Corrosion Plating 3/8 Precision Machined F-Connector Threads T - Type or Wall Plate Mount Configurations 2 Way 1 GHz 20 dB Directional Coupler Soldered back cover for RF shielding for 130dB RFI