The QHC8-350-1000-K25-N from Qualwave is a 180 Degree Hybrid Coupler with Frequency 0.35 to 1 GHz, Average Power 250 W, Amplitude Balance ±0.5 dB, Phase Balance ±7 Degrees, Insertion Loss 0.5 dB. Tags: Module with Connector. More details for QHC8-350-1000-K25-N can be seen below.