The BWBF-24/32 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 24 to 31 GHz, Center Frequency 27.5 GHz, Insertion Loss [email protected], Rejection =40 dB @10&37GHz, Upper Rejection 40 dB. Tags: Surface Mount. More details for BWBF-24/32 can be seen below.