The QSDC-1000-2000-1K5-50-7S from Qualwave is a Directional Coupler with Frequency 1000 to 2000 MHz, Coupling 50±1 dB, Directivity 18 dB, Average Power 1500 W, Insertion Loss 0.3 dB. Tags: Module with Connectors. More details for QSDC-1000-2000-1K5-50-7S can be seen below.