The ZHC9-600-6000-1539 from COM-MW is a 90 Degree Hybrid Coupler with Frequency 600 to 6000 MHz, Average Power 50 W, Insertion Loss 1.1 dB, Isolation 18 dB, Amplitude Balance 1.1 dB. Tags: Module with Connectors. More details for ZHC9-600-6000-1539 can be seen below.