The PDBF-R365/R385-4C5 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 0.365 to 0.385 GHz, Center Frequency 0.375 GHz, Insertion Loss [email protected], Rejection =35 dB @220 MHz & 500MHz, Upper Rejection 35 dB. Tags: Surface Mount. More details for PDBF-R365/R385-4C5 can be seen below.