The DC10-005124SF from Corech Microwave is a Directional Coupler with Frequency 0.5 to 12.4 GHz, Coupling 10 dB, Coupling Variation ±1.5 dB (Balance), Directivity 12 dB, Average Power 30 W (CW). Tags: Module with Connectors. More details for DC10-005124SF can be seen below.