The QS2-10-463/2S from Pulsar Microwave is a 90 Degree Hybrid Coupler with Frequency 7.5 to 16 GHz, Insertion Loss Coupling Loss : 3.6 ± 0.8 dB, Isolation 15 dB, Coupling 3 dB, Amplitude Balance 1.4 dB. Tags: Module with Connectors. More details for QS2-10-463/2S can be seen below.