The D30N180265 from Fujian MIcable is a Directional Coupler with Frequency 18 to 26.5 GHz, Coupling 30 dB, Coupling Variation ±0.5 dB, Amplitude Flatness ±0.5 dB, Directivity 14 dB. Tags: Module with Connectors. More details for D30N180265 can be seen below.