The CMX19Q05 from RN2 Technologies is a 90 Degree Hybrid Coupler with Frequency 1700 to 2000 MHz, Average Power 200 W, Insertion Loss 0.1 to 0.13 dB, Coupling 5 dB, Coupling Variation ±0.2 to ±0.3 dB. Tags: Surface Mount. More details for CMX19Q05 can be seen below.