The NBP-2009 from Stellant Systems is a Band Pass Filter with Frequency 5.90 to 6.40 GHz, Bandwidth 500 MHz, Center Frequency 6150 MHz, Insertion Loss 0.5 dB, Upper Rejection 50 dB @0.7 to 18 GHz. Tags: Module with Connectors. More details for NBP-2009 can be seen below.