The WHC2327A from Wavelex is a 90 Degree Hybrid Coupler with Frequency 2.3 to 2.7 GHz, Average Power 10 W, Insertion Loss 0.25 to 0.6 dB, Isolation 23 dB, Amplitude Balance ± 1 dB. Tags: Module with Connectors. More details for WHC2327A can be seen below.