The FH-30001_2_3_4 from Crane Aerospace & Electronics is a 180 Degree Hybrid Coupler with Frequency 2 to 200 MHz, Average Power 3 W, Phase Balance 2 Degree, Insertion Loss 0.75 dB, Isolation 30 dB. Tags: Module with Connector. More details for FH-30001_2_3_4 can be seen below.