The BPF-CO-1250-1400-CUSTOM-001015 / 001015 from DETI Microwave is a Band Pass Filter with Frequency 1250 to 1400 MHz, Insertion Loss 0.5 dB, Lower Rejection 25 to 50 dB @0 to 1160 MHz, Power 1 W, VSWR 1.50:1. Tags: Module with Connectors, Combline Filter. More details for BPF-CO-1250-1400-CUSTOM-001015 / 001015 can be seen below.