The FIL-BP2450 from MTS Systemtechnik GmbH is a Band Pass Filter with Frequency 2400 to 2500 MHz, Bandwidth 100 MHz, Center Frequency 2450 MHz, Insertion Loss 1.2 to 1.6 dB, Rejection 23 to 30 dB. Tags: Module with Connectors. More details for FIL-BP2450 can be seen below.