The PRO-MARHP4-4-3-2-12V from Amphenol Procom is a Multicoupler with Frequency 68 to 180 MHz, Gain 1 to 2 dB, Isolation 23 dB(Output to Input), 18 to 20 dB(Between Outputs), Noise Figure 3.5 dB, P1dB 20 dBm. Tags: Module with Connector. More details for PRO-MARHP4-4-3-2-12V can be seen below.