The SLQ-301 from Synergy Microwave Corporation is a 90 Degree Hybrid Coupler with Frequency 5.5 to 16.5 MHz, Average Power 1 W, Insertion Loss 0.3 to 0.5 dB, Isolation 20 to 23 dB, Coupling 3 dB. Tags: Surface Mount. More details for SLQ-301 can be seen below.