The QHC8-3200-4000-10-S from Qualwave is a 180 Degree Hybrid Coupler with Frequency 3.2 to 4 GHz, Average Power 10 W, Amplitude Balance ±0.6 dB, Phase Balance ±4 to 5 Degrees, Insertion Loss 0.5 dB. Tags: Module with Connector. More details for QHC8-3200-4000-10-S can be seen below.