The AE1791-2237DB5346 from Anatech Electronics is a RF Duplexer with Frequency 1.74175 to 1.84175 GHz / 2.1875 to 2.2875 GHz, Band 1 1.74175 to 1.84175 GHz, Band 2 2.1875 to 2.2875 GHz, Power 10 W, Insertion Loss 1 dB. Tags: Module with Connectors. More details for AE1791-2237DB5346 can be seen below.