The D2701D4 from Clear Microwave, Inc is a Power Divider with Frequency 700 MHz to 1.4 GHz, Insertion Loss 0.25 to 0.3 dB, Isolation 22 to 25 dB, Input Power 30 W, Amplitude Balance 0.02 dB. Tags: Module with Connectors, Through Hole, Octave Power Divider. More details for D2701D4 can be seen below.