The CB1842/75SK-C from G-WAY Microwave is a Band Pass Filter with Frequency 1805 to 1880 MHz, Bandwidth 75 MHz, Center Frequency 1842.5 MHz, Insertion Loss 0.2 to 0.4 dB, Rejection 35 to 40 dB. Tags: Module with Connectors, Cavity Filter. More details for CB1842/75SK-C can be seen below.