The QBF-14700-15300-40 from Qualwave is a Band Pass Filter with Frequency 14.7 to 15.3 GHz, Bandwidth 600 MHz, Center Frequency 15000 MHz, Insertion Loss 1.3 dB, Upper Rejection 40 dB @15.54 to 18 GHz. Tags: Module with Connectors. More details for QBF-14700-15300-40 can be seen below.