The TLBF-100M-400M-L from Talent Microwave Inc is a Band Pass Filter with Frequency 100 to 400 MHz, Bandwidth 300 MHz, Center Frequency 250 MHz, Insertion Loss 1.2 dB, Upper Rejection 60dB@500 MHz. Tags: Module with Connectors. More details for TLBF-100M-400M-L can be seen below.