The TLBF-3G55-500M-E from Talent Microwave Inc is a Band Pass Filter with Frequency 3300 to 3800 MHz, Bandwidth 500 MHz, Center Frequency 3550 MHz, Insertion Loss 1 dB, Upper Rejection 60 dB @ 4.2 GHz. Tags: Module with Connectors. More details for TLBF-3G55-500M-E can be seen below.