The AE905-950SDB1250 from Anatech Electronics is a RF Duplexer with Frequency 896 to 915 MHz / 941 to 960 MHz, Band 1 896 to 915 MHz, Band 2 941 to 960 MHz, Power 100 W, Insertion Loss 1.5 dB. Tags: Module with Connectors. More details for AE905-950SDB1250 can be seen below.