The AM020180CP-10 from AMCOM Communications, Inc. is a Directional Coupler with Frequency 2 to 18 GHz, Coupling 10 dB, Coupling Variation ±1.0 dB, Frequency Sensitivity ±0.50 to ±1.25 dB, Directivity 18 to 22 dB. Tags: Module with Connectors. More details for AM020180CP-10 can be seen below.