The CB2197/16MK-B5 from G-WAY Microwave is a Band Pass Filter with Frequency 2189 to 2205 MHz, Bandwidth 16 MHz, Center Frequency 2197 MHz, Insertion Loss 0.8 dB, Rejection 60 to 95 dB. Tags: Module with Connectors, Cavity Filter. More details for CB2197/16MK-B5 can be seen below.