The PLH4-23 from MCLI is a Power Divider with Frequency 0.50 to 30 MHz, Insertion Loss 0.5 dB, Isolation 30 dB, Input Power 5 W, Amplitude Balance 0.2 dB. Tags: Module with Connectors, Lumped Element Power Divider. More details for PLH4-23 can be seen below.