The EDC600S2200C20A from ECHO Microwave is a Directional Coupler with Frequency 600 MHz to 2.2 GHz, Coupling 1.5 to 20 dB, Directivity 20 dB, Power 20 W, Average Power 20 W. Tags: Module with Connectors. More details for EDC600S2200C20A can be seen below.