The QDDC-2-32-1K from Qualwave is a Dual Directional Coupler with Coupling 40 to 50 dB, Coupling Variation ±1 to ±1.5 dB, Frequency 2 to 32 MHz, Average Power 1000 W, Insertion Loss 0.3 to 0.5 dB. Tags: Module with Connectors. More details for QDDC-2-32-1K can be seen below.