The COM04F4P-2537-B7B7 from ETL Systems is a Power Divider with Frequency 50 MHz to 1 GHz, Insertion Loss 1.8 dB, Isolation 14 to 22 dB, Input Power 0.5 W, Amplitude Balance 1 dB. Tags: Module with Connectors. More details for COM04F4P-2537-B7B7 can be seen below.