The AD3534-3434D293 from Anatech Electronics is a RF Duplexer with Frequency 3422 to 3447 MHz / 3522 to 3547 MHz, Band 1 3422 to 3447 MHz, Band 2 3522 to 3547 MHz, Insertion Loss 1 dB, Isolation 80 dB. Tags: Module with Connectors. More details for AD3534-3434D293 can be seen below.