The QBF-9250-10750-60 from Qualwave is a Band Pass Filter with Frequency 9.25 to 10.75 GHz, Bandwidth 1500 MHz, Center Frequency 10000 MHz, Insertion Loss 1.2 dB, Upper Rejection 60 dB @11.1 GHz. Tags: Module with Connectors. More details for QBF-9250-10750-60 can be seen below.