The MPP0801K0500-4 from Fairview Microwave is a Power Divider with Frequency 80 MHz to 1 GHz, Insertion Loss 0.75 dB, Isolation 12 dB, Input Power 500 W, Amplitude Balance ±0.25 dB. Tags: Module with Connectors, Reactive Power Divider. More details for MPP0801K0500-4 can be seen below.