The CS10-16-436/14N from Pulsar Microwave is a Directional Coupler with Frequency 4 to 18 GHz, Coupling 10 dB, Coupling Variation ±1 dB, Amplitude Flatness 0.5 dB, Directivity 12 to 15 dB. Tags: Module with Connectors. More details for CS10-16-436/14N can be seen below.