The LDDC-2/6-30S from Leader-MW is a Dual Directional Coupler with Coupling 30 dB, Coupling Variation ±1.25 dB, Frequency 2 to 60 GHz, Average Power 50 W, Insertion Loss 0.4 dB. Tags: Module with Connectors. More details for LDDC-2/6-30S can be seen below.