The 101040030K from KRYTAR is a Directional Coupler with Frequency 1 to 40 GHz, Coupling 30 dB, Coupling Variation ±1.8 dB, Frequency Sensitivity ±1.2 dB, Directivity 10 to 14 dB. Tags: Module with Connectors. More details for 101040030K can be seen below.