The TLBF-450M-1350M-L from Talent Microwave Inc is a Band Pass Filter with Frequency 450 to 1350 MHz, Bandwidth 900 MHz, Center Frequency 900 MHz, Insertion Loss 1.2 dB, Upper Rejection 60dB@DC-1800 MHz. Tags: Module with Connectors. More details for TLBF-450M-1350M-L can be seen below.