The D16N00450800 from Fujian MIcable is a Directional Coupler with Frequency 0.45 to 8 GHz, Coupling 16 dB, Coupling Variation ±0.6 dB, Amplitude Flatness ±0.8 dB, Directivity 18 dB. Tags: Module with Connectors. More details for D16N00450800 can be seen below.