The AE4525-4975DB5467 from Anatech Electronics is a RF Duplexer with Frequency 4400 to 4650 MHz / 4850 to 5100 MHz, Band 1 4400 to 4650 MHz, Band 2 4850 to 5100 MHz, Power 70 W, Insertion Loss 1.25 dB. Tags: Module with Connectors. More details for AE4525-4975DB5467 can be seen below.