The PE2CP1157 from Pasternack Enterprises Inc is a 180 Degree Hybrid Coupler with Frequency 2 to 8 GHz, Average Power 30 W, Peak Power 300 W, Coupling 3 dB, Amplitude Balance 0.5 to 0.7 dB. Tags: Module with Connector. More details for PE2CP1157 can be seen below.