The TBG-20180-3S-90 from Talent Microwave Inc is a 90 Degree Hybrid Coupler with Frequency 2 to 18 GHz, Average Power 50 W, Insertion Loss 1 to 1.2 dB, Isolation 16 to 18 dB, Coupling 3 dB. Tags: Module with Connectors. More details for TBG-20180-3S-90 can be seen below.