The AE313-472D5415 from Anatech Electronics is a RF Duplexer with Frequency 307 to 320 MHz / 455 to 490 MHz, Band 1 307 to 320 MHz, Band 2 455 to 490 MHz, Power 0.01 to 70 W, Insertion Loss 0.8 to 1 dB. Tags: Module with Connectors. More details for AE313-472D5415 can be seen below.