The QSDC-2000-6000-1K-50-7S from Qualwave is a Directional Coupler with Frequency 2000 to 6000 MHz, Coupling 50±1.5 dB, Directivity 12 dB, Average Power 1000 W, Insertion Loss 0.3 dB. Tags: Module with Connectors. More details for QSDC-2000-6000-1K-50-7S can be seen below.