The CPL-2652-10 from Taylor Microwave, Inc. is a Directional Coupler with Frequency 2.6 to 5.2 GHz, Coupling 10 ± 1.25 dB, Coupling Variation ±1.25 dB, Frequency Sensitivity ± 0.60 dB, Directivity 20 dB. Tags: Module with Connectors. More details for CPL-2652-10 can be seen below.