The PDC-800M2D5G-20C-SFF-50W from Quantic PMI (Planar Monolithics) is a Directional Coupler with Frequency 800 MHz to 2.5 GHz, Coupling 20 dB, Frequency Sensitivity 0.7 dB, Directivity 20 dB, Average Power 50 W. Tags: Module with Connectors. More details for PDC-800M2D5G-20C-SFF-50W can be seen below.