The R-7.11.014.01 from POLOMARCONI.IT is a RF Duplexer with Frequency 154 to 174 MHz, Power 100 W, Insertion Loss 1.2 dB, Isolation 80 dB, Operating temperature -35 to 80 Degree C. Tags: Module with Connectors. More details for R-7.11.014.01 can be seen below.