The QBF-6800-9800-60 from Qualwave is a Band Pass Filter with Frequency 6.8 to 9.8 GHz, Bandwidth 3000 MHz, Center Frequency 8300 MHz, Insertion Loss 1 dB, Upper Rejection 60 dB @11.76 to 15 GHz. Tags: Module with Connectors. More details for QBF-6800-9800-60 can be seen below.