The AD4500-4900D422 from Anatech Electronics is a RF Duplexer with Frequency 4.4 to 4.6 GHz / 4.8 to 5 GHz, Band 1 4.4 to 4.6 GHz, Band 2 4.8 to 5 GHz, Power 25 W, Insertion Loss 1.5 dB. Tags: Module with Connectors. More details for AD4500-4900D422 can be seen below.