The ZVBP-4810-S+ from Mini Circuits is a Band Pass Filter with Frequency 4750 to 4870 MHz, Center Frequency 4810 MHz, Insertion Loss 0.7 to 1.5 dB, Upper Rejection 20 to 31 dB, Lower Rejection 20 to 31 dB. Tags: Module with Connectors, Cavity Filter. More details for ZVBP-4810-S+ can be seen below.