The AD4670-5550D411 from Anatech Electronics is a RF Duplexer with Frequency 5.25 to 5.85 GHz / 4.4 to 4.94 GHz, Band 1 4.4 to 4.94 GHz, Band 2 5.25 to 5.85 GHz, Power 50 W, Insertion Loss 0.7 to 0.8 dB. Tags: Module with Connectors. More details for AD4670-5550D411 can be seen below.