The RFDULTE0017 from RF-Lambda is a RF Duplexer with Frequency 880 to 915 MHz / 925 to 960 MHz, Band 1 880 to 915 MHz, Band 2 925 to 960 MHz, Power 100 W, Insertion Loss 0.85 to 1.0 dB. Tags: Module with Connectors. More details for RFDULTE0017 can be seen below.