The SLQ-54 from Synergy Microwave Corporation is a 90 Degree Hybrid Coupler with Frequency 57 to 63 MHz, Average Power 1 W, Insertion Loss 0.2 to 0.5 dB, Isolation 20 to 30 dB, Coupling 3 dB. Tags: Surface Mount. More details for SLQ-54 can be seen below.