The QHC9-5700-5900-30-S from Qualwave is a 90 Degree Hybrid Coupler with Frequency 5700 to 5900 MHz, Average Power 30 W, Insertion Loss 0.5 dB, Isolation 23 dB, Coupling 3 dB. Tags: Module with Connectors. More details for QHC9-5700-5900-30-S can be seen below.