The QV-2D25 from Clear Microwave, Inc is a 90 Degree Hybrid Coupler with Frequency 500 MHz to 4 GHz, Average Power 50 W, Peak Power 3 kW, Insertion Loss 0.6 dB, Isolation 20 dB. Tags: Module with Connectors, Multi-Octave Band Coupler. More details for QV-2D25 can be seen below.