The QBF-9400-10600-30 from Qualwave is a Band Pass Filter with Frequency 9.4 to 10.6 GHz, Bandwidth 1200 MHz, Center Frequency 10000 MHz, Insertion Loss 1.5 dB, Upper Rejection 30 dB @11 GHz. Tags: Module with Connectors. More details for QBF-9400-10600-30 can be seen below.