The D4005HB020060 from Fujian MIcable is a Dual Directional Coupler with Coupling 40 dB, Coupling Variation ±0.7 dB, Frequency 2 to 6 GHz, Peak Power 3000 W, Average Power 250 W. Tags: Module with Connectors. More details for D4005HB020060 can be seen below.