The QSDC-2700-3500-1K5-50-7S from Qualwave is a Directional Coupler with Frequency 2700 to 3500 MHz, Coupling 50±0.8 dB, Directivity 16 dB, Average Power 1500 W, Insertion Loss 0.35 dB. Tags: Module with Connectors. More details for QSDC-2700-3500-1K5-50-7S can be seen below.