The AD815-860D351 from Anatech Electronics is a RF Duplexer with Frequency 806 to 824 MHz (Rx) / 851 to 869 MHz (Tx), Band 1 806 to 824 MHz (Rx), Band 2 851 to 869 MHz (Tx), Power 20 W, Insertion Loss 0.8 dB. Tags: Module with Connectors. More details for AD815-860D351 can be seen below.