The TLBF-300M-100M-L from Talent Microwave Inc is a Band Pass Filter with Frequency 200 to 400 MHz, Bandwidth 100 MHz, Center Frequency 300 MHz, Insertion Loss 2.8 dB, Upper Rejection 40dB@300±1o0 MHz. Tags: Module with Connectors. More details for TLBF-300M-100M-L can be seen below.