The CPL-5230-10-SMA-79 from Cinch Connectivity Solutions is a Directional Coupler with Frequency 0.5 to 18 GHz, Coupling 10 dB, Coupling Variation ± 1.5 dB, Frequency Sensitivity ± 1 dB, Directivity 15 dB. Tags: Module with Connectors. More details for CPL-5230-10-SMA-79 can be seen below.