The LDX-880/925-3 from Leader-MW is a RF Duplexer with Frequency 880 to 960 MHz, Band 1 880 to 915 MHz(RX), Band 2 925 to 960 MHz(TX), Power 100 W, Insertion Loss 1.5 dB. Tags: Module with Connectors. More details for LDX-880/925-3 can be seen below.