The CB2250/110SK-A from G-WAY Microwave is a Band Pass Filter with Frequency 2195 to 2305 MHz, Bandwidth 110 MHz, Center Frequency 2250 MHz, Insertion Loss 0.35 to 0.45 dB, Rejection 68 to 75 dB. Tags: Module with Connectors, Cavity Filter. More details for CB2250/110SK-A can be seen below.