The PL4-17/BF from MCLI is a Power Divider with Frequency 1 to 200 MHz, Insertion Loss 0.7 dB, Isolation 20 dB, Amplitude Balance 0.3 dB, Phase Balance 10 deg. Tags: Module with Connectors, Lumped Element Power Divider. More details for PL4-17/BF can be seen below.