The SMQ-C04 from Synergy Microwave Corporation is a 90 Degree Hybrid Coupler with Frequency 100 to 200 MHz, Average Power 1 W, Insertion Loss 0.6 to 0.9 dB, Isolation 18 to 28 dB, Coupling 3 dB. Tags: Surface Mount. More details for SMQ-C04 can be seen below.