The BWBF-10R2/12 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 10.2 to 12 GHz, Center Frequency 11.1 GHz, Insertion Loss [email protected], Rejection =40 dB @8.85GHz, =30 dB @13.7GHz, Upper Rejection 30 dB. Tags: Surface Mount. More details for BWBF-10R2/12 can be seen below.