The WDCGV8+8-1550-1620/2500-2570-80-1 from Wainwright Instruments is a RF Duplexer with Frequency 1.55 to 1.62 GHz / 2.5 to 2.57 GHz, Band 1 1.55 to 1.62 GHz, Band 2 2.5 to 2.57 GHz, Power 50 W, Insertion Loss 1.75 dB. Tags: Module with Connectors. More details for WDCGV8+8-1550-1620/2500-2570-80-1 can be seen below.