The DQ-DJ-40265-180 from A-Info is a 180 Degree Hybrid Coupler with Frequency 4 to 26.5 GHz, Amplitude Balance ±1.0 dB, Phase Balance ±11.0 dB, Insertion Loss 3.2 dB, Isolation 15 dB. Tags: Module with Connector. More details for DQ-DJ-40265-180 can be seen below.