The QDDC-1000-67000-12-10-V from Qualwave is a Dual Directional Coupler with Coupling 10 dB, Coupling Variation ±2 dB, Frequency 1000 to 67000 MHz, Average Power 12 W, Insertion Loss 5.7 dB. Tags: Module with Connectors. More details for QDDC-1000-67000-12-10-V can be seen below.