The D20N005060 from Fujian MIcable is a Directional Coupler with Frequency 0.5 to 6 GHz, Coupling 20 dB, Coupling Variation ±0.6 dB, Amplitude Flatness ±0.7 dB, Directivity 20 dB. Tags: Module with Connectors. More details for D20N005060 can be seen below.