The QHM-2-11.75G SQ from Crane Aerospace & Electronics is a 90 Degree Hybrid Coupler with Frequency 10.7 to 12.85 GHz, Average Power 5 W, Insertion Loss 0.6 dB, Isolation 23 dB, Coupling -3 dB. Tags: Module with Connectors. More details for QHM-2-11.75G SQ can be seen below.