The QHK-2-10G SQ from Crane Aerospace & Electronics is a 90 Degree Hybrid Coupler with Frequency 9 to 11 GHz, Average Power 10 W, Insertion Loss 0.5 dB, Isolation 18 dB, Coupling -3 dB. Tags: Module with Connectors. More details for QHK-2-10G SQ can be seen below.