The D45001 from Clear Microwave, Inc is a Power Divider with Frequency 500 MHz to 1 GHz, Insertion Loss 0.5 to 0.7 dB, Isolation 23 to 25 dB, Input Power 50 W, Amplitude Balance 0.05 dB. Tags: Module with Connectors, Through Hole, Octave Power Divider. More details for D45001 can be seen below.