The D4002H005080 from Fujian MIcable is a Directional Coupler with Frequency 0.5 to 8 GHz, Coupling 40 dB, Coupling Variation ±1 dB, Amplitude Flatness ±0.7 dB, Directivity 16 dB. Tags: Module with Connectors. More details for D4002H005080 can be seen below.