The PDBF-5R25/5R85-5D3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 5.25 to 5.85 GHz, Center Frequency 5.55 GHz, Insertion Loss [email protected], Rejection =32 dB @4.8GHz, =32 dB @6.33GHz, Upper Rejection 32 dB. Tags: Surface Mount. More details for PDBF-5R25/5R85-5D3 can be seen below.