The BWBF-12/16-7C3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 12 to 16 GHz, Center Frequency 14 GHz, Insertion Loss 2.5@14GHz, Rejection =40 dB @8.5GHz&21GHz, Upper Rejection 40 dB. Tags: Surface Mount. More details for BWBF-12/16-7C3 can be seen below.