The AE892-937D486 from Anatech Electronics is a RF Duplexer with Frequency 880 to 905 MHz / 925 to 950 MHz, Band 1 880 to 905 MHz, Band 2 925 to 950 MHz, Insertion Loss 1.4 dB, Isolation 70 dB. Tags: Module with Connectors. More details for AE892-937D486 can be seen below.