The JFCD0880T0960SF from JQL Electronics is a RF Duplexer with Frequency 880 to 960 MHz, Band 1 880 to 915 MHz, Band 2 925 to 960 MHz, Power 10 W, Insertion Loss 1.1 to 2.6 dB. Tags: Module with Connectors. More details for JFCD0880T0960SF can be seen below.