The BWBF-9R2/11 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 9.2 to 11 GHz, Center Frequency 10.1 GHz, Insertion Loss [email protected], Rejection =40 dB @7.95&12.7GHz, Upper Rejection 40 dB. Tags: Surface Mount. More details for BWBF-9R2/11 can be seen below.