The DC10-011029SF from Corech Microwave is a Directional Coupler with Frequency 1.1 to 2.9 GHz, Coupling 10 dB, Coupling Variation ±1 dB (Balance), Directivity 18 dB, Average Power 30 W (CW). Tags: Module with Connectors. More details for DC10-011029SF can be seen below.