The EPDB450S550P100BB from ECHO Microwave is a Power Divider with Frequency 450 to 550 MHz, Insertion Loss 3.5 dB, Isolation 20 dB, Input Power 100 W, Amplitude Balance 0.3 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for EPDB450S550P100BB can be seen below.