The HYB-5412-X3-SMA-79 from Cinch Connectivity Solutions is a 180 Degree Hybrid Coupler with Frequency 2 to 4 GHz, Average Power 30 W, Coupling 3 dB, Insertion Loss 0.7 dB, Isolation 22 dB. Tags: Module with Connector. More details for HYB-5412-X3-SMA-79 can be seen below.