The NBP-1001 from Stellant Systems is a Band Pass Filter with Frequency 0.50 to 1 GHz, Bandwidth 500 MHz, Center Frequency 750 MHz, Insertion Loss 1 dB, Upper Rejection 6 dB @1.125 to 12.4 GHz. Tags: Module with Connectors. More details for NBP-1001 can be seen below.