The WMQH-2-4-S from Werbel Microwave is a 90 Degree Hybrid Coupler with Frequency 2 to 4 GHz, Average Power 50 W, Insertion Loss 3.15 dB, Isolation 19 to 23 dB, Coupling 3 dB. Tags: Module with Connectors. More details for WMQH-2-4-S can be seen below.