The AE2000-2185DB5401 from Anatech Electronics is a RF Duplexer with Frequency 1.985 to 2.015 GHz / 2.17 to 2.2 GHz, Band 1 1.985 to 2.015 GHz, Band 2 2.17 to 2.2 GHz, Power 30 W, Insertion Loss 1 dB. Tags: Module with Connectors. More details for AE2000-2185DB5401 can be seen below.