The MM-DDC-010180-10 from Mountain Microwave Technology is a Dual Directional Coupler with Coupling 10 dB, Frequency 1 to 18 GHz, Average Power 50 W, Insertion Loss 1.2 dB, Directivity 15 dB. Tags: Module with Connectors. More details for MM-DDC-010180-10 can be seen below.