The TLBF-300M-5-L from Talent Microwave Inc is a Band Pass Filter with Frequency 285 to 315 MHz, Bandwidth 30 MHz, Center Frequency 300 MHz, Insertion Loss 3 dB, Upper Rejection 40dB@420 MHz. Tags: Module with Connectors. More details for TLBF-300M-5-L can be seen below.