The AD2510-2680D371 from Anatech Electronics is a RF Duplexer with Frequency 2500 to 2520 MHz / 2670 to 2690 MHz, Band 1 2500 to 2520 MHz, Band 2 2670 to 2690 MHz, Power 25 W, Insertion Loss 1 dB. Tags: Module with Connectors. More details for AD2510-2680D371 can be seen below.