The 4426LB-4 from Narda-MITEQ is a Power Divider with Frequency 500 MHz to 6 GHz, Insertion Loss 1.8 dB, Isolation 16 dB, Input Power 1 to 30 W, Amplitude Balance 0.5 dB. Tags: Module with Connectors, Reactive Power Divider. More details for 4426LB-4 can be seen below.