The QSDC-80-1000-1K2-50-EN from Qualwave is a Directional Coupler with Frequency 80 to 1000 MHz, Coupling 50±1 dB, Directivity 18 dB, Average Power 1200 W, Insertion Loss 0.3 dB. Tags: Module with Connectors. More details for QSDC-80-1000-1K2-50-EN can be seen below.