The CPL-5213-06-SMA-79 from Cinch Connectivity Solutions is a Directional Coupler with Frequency 2.6 to 5.2 GHz, Coupling 6 dB, Coupling Variation ± 1 dB, Frequency Sensitivity ± 0.6 dB, Directivity 20 dB. Tags: Module with Connectors. More details for CPL-5213-06-SMA-79 can be seen below.