The QCS-152+ from Mini Circuits is a 90 Degree Hybrid Coupler with Frequency 820 to 1600 MHz, Average Power 15 W, Insertion Loss 0.5 to 0.9 dB, Isolation 15 to 21 dB, Amplitude Balance 0.5 to 1.5 dB. Tags: Ceramic. More details for QCS-152+ can be seen below.