The AD722-702D456 from Anatech Electronics is a RF Duplexer with Frequency 697 to 708 MHz (ANT to RX) / 717 to 728 MHz (ANT to TX), Band 1 697 to 708 MHz (ANT to RX), Band 2 717 to 728 MHz (ANT to TX), Power 50 W, Insertion Loss 1 dB. Tags: Module with Connectors. More details for AD722-702D456 can be seen below.