The JFCD0501T0515NF from JQL Electronics is a RF Duplexer with Frequency 501 to 515 MHz, Band 1 511 to 515 MHz, Band 2 501 to 505 MHz, Power 200 W, Insertion Loss 1.5 dB. Tags: Module with Connectors. More details for JFCD0501T0515NF can be seen below.