The 780-06-2.500 from MECA is a Directional Coupler with Frequency 1 to 4 GHz, Coupling 6 dB, Coupling Variation ±1.0 dB, Frequency Sensitivity ±0.50 dB, Directivity 23 dB. Tags: Module with Connectors. More details for 780-06-2.500 can be seen below.