The LB70/20OK-A2 from G-WAY Microwave is a Band Pass Filter with Frequency 60 to 80 MHz, Bandwidth 20 MHz, Center Frequency 70 MHz, Insertion Loss 0.8 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for LB70/20OK-A2 can be seen below.