The BPF-1250-1520-L9 from COTS RF is a Band Pass Filter with Frequency 490 to 2010 MHz, Bandwidth 1520 MHz @ 1 dB, Center Frequency 1250 MHz, Insertion Loss 1 dB, Rejection 30dB @ 440 & 2200 MHz. Tags: Module with Connectors. More details for BPF-1250-1520-L9 can be seen below.