The BXDC-5NF from KorinWell is a Directional Coupler with Frequency 800 MHz to 2.5 GHz, Coupling 5 dB ± 0.8 dB, Coupling Variation 0.8 dB, Directivity 20 dB, Average Power 200 W. Tags: Module with Connectors. More details for BXDC-5NF can be seen below.