The QBF-15000-16000-40 from Qualwave is a Band Pass Filter with Frequency 15 to 16 GHz, Bandwidth 1000 MHz, Center Frequency 15500 MHz, Insertion Loss 2 dB, Upper Rejection 40 dB @16.5 to 18 GHz. Tags: Module with Connectors. More details for QBF-15000-16000-40 can be seen below.