The ZABP-510-S+ from Mini Circuits is a Band Pass Filter with Frequency 20 to 1000 MHz, Center Frequency 510 MHz, Insertion Loss 1.5 to 2.7 dB, Upper Rejection 20 to 40 dB, Lower Rejection 20 to 29 dB. Tags: Module with Connectors, Lumped Component Filter. More details for ZABP-510-S+ can be seen below.