The NBP-1006 from Stellant Systems is a Band Pass Filter with Frequency 2 to 4 GHz, Bandwidth 2000 MHz, Center Frequency 3000 MHz, Insertion Loss 1 dB, Upper Rejection 6 dB @4.5 to 12.4 GHz. Tags: Module with Connectors. More details for NBP-1006 can be seen below.