The QCN-3+ from Mini Circuits is a 90 Degree Hybrid Coupler with Frequency 220 to 470 MHz, Average Power 15 W, Insertion Loss 0.4 to 0.8 dB, Isolation 18 to 30 dB, Amplitude Balance 0.5 to 1.7 dB. Tags: Ceramic. More details for QCN-3+ can be seen below.