The LB254/292OK-A1 from G-WAY Microwave is a Band Pass Filter with Frequency 108 to 400 MHz, Bandwidth 292 MHz, Center Frequency 254 MHz, Insertion Loss 0.6 dB, Rejection 10 to 50 dB. Tags: Module with Connectors, Cavity Filter. More details for LB254/292OK-A1 can be seen below.