The TBG-0530-3S-180 from Talent Microwave Inc is a 180 Degree Hybrid Coupler with Frequency 0.5 to 3 GHz, Average Power 50 W, Coupling 3 dB, Amplitude Balance ±1.2 dB, Phase Balance ±12 Degree. Tags: Module with Connector. More details for TBG-0530-3S-180 can be seen below.