The QSDC-2700-3100-K2-40-NS from Qualwave is a Directional Coupler with Frequency 2700 to 3100 MHz, Coupling 40±2 dB, Directivity 18 dB, Average Power 200 W, Insertion Loss 0.3 dB. Tags: Module with Connectors. More details for QSDC-2700-3100-K2-40-NS can be seen below.