The DC40-040080NH from Corech Microwave is a Directional Coupler with Frequency 4 to 8 GHz, Coupling 40 dB, Coupling Variation ±1.5 dB (Balance), Directivity 15 dB, Average Power 60 W (CW). Tags: Module with Connectors. More details for DC40-040080NH can be seen below.