The QDDC-80-1000-2K from Qualwave is a Dual Directional Coupler with Coupling 40 to 60 dB, Coupling Variation ±1 to ±1.5 dB, Frequency 80 to 1000 MHz, Average Power 2000 W, Insertion Loss 0.25 to 0.3 dB. Tags: Module with Connectors. More details for QDDC-80-1000-2K can be seen below.