The ZCDC10-E40653+ from Mini Circuits is a Directional Coupler with Frequency 40 to 65 GHz, Coupling 8.2 to 11.8 dB, Directivity 8 to 19 dB, Average Power 12 W, Insertion Loss 1.4 to 2.4 dB. Tags: Module with Connectors. More details for ZCDC10-E40653+ can be seen below.