The AE4300-4700DB5452 from Anatech Electronics is a Diplexer with Frequency f1 DC to 4300 MHz (Rx), Frequency f2 4700 to 9000 MHz (Tx), Power 20 W, Attenuation 50 dB, Attenuation f1 50 dB. Tags: Module with Connectors, Cavity. More details for AE4300-4700DB5452 can be seen below.