The RMHY3.2000-2500Sf from Response Microwave Inc is a 90 Degree Hybrid Coupler with Frequency 2000 to 2500 MHz, Insertion Loss 0.3 dB, Isolation 22 dB, Coupling 3 dB. Tags: Module with Connectors. More details for RMHY3.2000-2500Sf can be seen below.