The QCN-8+ from Mini Circuits is a 90 Degree Hybrid Coupler with Frequency 450 to 750 MHz, Average Power 15 W, Insertion Loss 0.5 to 0.9 dB, Isolation 13 to 16 dB, Amplitude Balance 0.3 to 1 dB. Tags: Ceramic. More details for QCN-8+ can be seen below.