The CS10-10-435/1 from Pulsar Microwave is a Directional Coupler with Frequency 4 to 8 GHz, Coupling 10 dB, Coupling Variation ±1.25 dB, Amplitude Flatness 0.75 dB, Directivity 20 dB. Tags: Module with Connectors. More details for CS10-10-435/1 can be seen below.