The RFLT4W5M18G from RF-Lambda is a Power Divider with Frequency 500 MHz to 18 GHz, Insertion Loss 0.8 to 2.5 dB, Isolation 15 to 20 dB, Input Power 20 W, Amplitude Balance ±0.2 to 0.4 dB. Tags: Module with Connectors. More details for RFLT4W5M18G can be seen below.