The WDCGV12+12-2500-2570/2620-2690-100-4 from Wainwright Instruments is a RF Duplexer with Frequency 2.5 to 2.57 GHz / 2.62 to 2.69 GHz, Band 1 2.5 to 2.57 GHz, Band 2 2.62 to 2.69 GHz, Power 50 W, Insertion Loss 3.5 dB. Tags: Module with Connectors. More details for WDCGV12+12-2500-2570/2620-2690-100-4 can be seen below.