The DC16-005080SF from Corech Microwave is a Directional Coupler with Frequency 0.5 to 8 GHz, Coupling 16 dB, Coupling Variation ±1.5 dB (Balance), Directivity 18 dB, Average Power 30 W (CW). Tags: Module with Connectors. More details for DC16-005080SF can be seen below.