The PDC-2G6G-35C-NFF-200W from Quantic PMI is a Directional Coupler that operates from 2 to 6 GHz. This 35 dB coupler provides a directivity of more than 15 dB and has an insertion loss of less than 0.25 dB. It can handle a CW input power of up to 200 W and has a VSWR of less than 1.4:1. This coupler is available in a module that measures 3.83 x 1.10 x 0.80 inches with N-type (female) and SMA-female connectors.