The AD710-740D421 from Anatech Electronics is a RF Duplexer with Frequency 704 to 715 MHz / 734 to 745 MHz, Band 1 704 to 715 MHz, Band 2 734 to 745 MHz, Power 100 W, Insertion Loss 1 dB. Tags: Module with Connectors. More details for AD710-740D421 can be seen below.