The DJK-2120 from Synergy Microwave Corporation is a 180 Degree Hybrid Coupler with Frequency 20 MHz to 1.2 GHz, Average Power 1 W, Coupling 3 dB, Amplitude Balance 0.3 to 0.6 dB, Phase Balance 1 to 4 Degree. Tags: Module with Connector. More details for DJK-2120 can be seen below.