The CPS-327-300-DF4 from Xiamen HDG Telecom Equipments is a Power Divider with Frequency 350 MHz to 2.7 GHz, Insertion Loss 6.5 dB, Input Power 300 W, PIM -153 dBc, 2X43dBm, Operating Temperature -35 to 70 Degree C. Tags: Module with Connectors, Cavity Power Divider, Reactive Power Divider. More details for CPS-327-300-DF4 can be seen below.