The RMCO50.2000-4000NSMAff from Response Microwave Inc is a Directional Coupler with Frequency 2 to 4 GHz, Coupling 50 dB, Directivity 18 dB, Average Power 600 W, Peak Power 1 kW. Tags: Module with Connectors. More details for RMCO50.2000-4000NSMAff can be seen below.