The ZDDC40N-020060A from ZTS Technologies is a Dual Directional Coupler with Coupling 40 dB, Coupling Variation ±1.2 dB, Frequency 2 to 6 GHz, Average Power 50 W, Insertion Loss 0.3 dB. Tags: Module with Connectors. More details for ZDDC40N-020060A can be seen below.