The QBF-5900-7150-70 from Qualwave is a Band Pass Filter with Frequency 5.9 to 7.15 GHz, Bandwidth 1250 MHz, Center Frequency 6525 MHz, Insertion Loss 0.6 dB, Upper Rejection 70 dB @7.77 to 19 GHz. Tags: Module with Connectors. More details for QBF-5900-7150-70 can be seen below.