The ZDDC40N-2-6-50A from ZTS Technologies is a Directional Coupler with Frequency 2 to 6 GHz, Coupling 40 dB, Coupling Variation ±1.25 dB, Directivity 15 dB, Average Power 50 Watts. Tags: Module with Connectors. More details for ZDDC40N-2-6-50A can be seen below.