The CB5500/700SK-B2 from G-WAY Microwave is a Band Pass Filter with Frequency 5150 to 5850 MHz, Bandwidth 700 MHz, Center Frequency 5500 MHz, Insertion Loss 0.3 dB, Rejection 30 to 70 dB. Tags: Module with Connectors, Cavity Filter. More details for CB5500/700SK-B2 can be seen below.