The AE4700-5550DB5470 from Anatech Electronics is a RF Duplexer with Frequency 4400 to 5000 MHz / 5250 to 5850 MHz, Band 1 4400 to 5000 MHz, Band 2 5250 to 5850 MHz, Power 35 W, Insertion Loss 0.8 dB. Tags: Module with Connectors. More details for AE4700-5550DB5470 can be seen below.