The DC5D5G1GB20C1PS-01 from Dyne Tech is a Directional Coupler with Frequency 5 to 6 GHz, Coupling 20 dB, Coupling Variation ±2 dB, Directivity 20 dB, Average Power 50 W. Tags: Module with Connectors. More details for DC5D5G1GB20C1PS-01 can be seen below.