The TBG-180265-3S-90 from Talent Microwave Inc is a 90 Degree Hybrid Coupler with Frequency 18 to 26.5 GHz, Average Power 30 W, Insertion Loss 1.3 dB, Isolation 10 to 14 dB, Coupling 3 dB. Tags: Module with Connectors. More details for TBG-180265-3S-90 can be seen below.