The BPF-1400-42-C6 from COTS RF is a Band Pass Filter with Frequency 1375 to 1425 MHz, Bandwidth 50 MHz @ 3 dB, Center Frequency 1400 MHz, Insertion Loss 1.7 dB, Rejection 70dB @ 1100 & 1700 MHz. Tags: Module with Connectors. More details for BPF-1400-42-C6 can be seen below.