The JDMH2652R from DFINE Technology is a 90 Degree Hybrid Coupler with Frequency 2.6 to 5.2 Ghz, Insertion Loss 0.5 dB, Isolation 20 dB, Coupling 3 dB, Amplitude Balance ± 0.5 Degree. Tags: Module with Connectors. More details for JDMH2652R can be seen below.