The D4008H005060 from Fujian MIcable is a Directional Coupler with Frequency 0.5 to 6 GHz, Coupling 40 dB, Coupling Variation ±0.8 dB, Amplitude Flatness ±1.1 dB, Directivity 15 dB. Tags: Module with Connectors. More details for D4008H005060 can be seen below.