The AD5520-5680D313 from Anatech Electronics is a RF Duplexer with Frequency 5.47 to 5.57 GHz / 5.63 to 5.73 GHz, Band 1 5.47 to 5.57 GHz, Band 2 5.63 to 5.73 GHz, Power 25 W, Insertion Loss 3 dB. Tags: Module with Connectors. More details for AD5520-5680D313 can be seen below.