The JFCB2080T2120NF from JQL Electronics is a Band Pass Filter with Frequency 2.08 to 2.12 GHz, Insertion Loss 0.4 dB, Rejection 80 dB @ 1400 to 2400 MHz, Power 300 W, Return Loss 20.8 dB. Tags: Module with Connectors, Cavity Filter. More details for JFCB2080T2120NF can be seen below.