The QSDC-6000-26500-30 from Qualwave is a Directional Coupler with Frequency 6000 to 26500 MHz, Coupling 6±0.6 to 30±0.7 dB, Directivity 13 to 15 dB, Average Power 30 W, Insertion Loss 0.7 to 2.3 dB. Tags: Module with Connectors. More details for QSDC-6000-26500-30 can be seen below.