The TLBF-1G-800M-L from Talent Microwave Inc is a Band Pass Filter with Frequency 600 to 1400 MHz, Bandwidth 800 MHz, Center Frequency 1000 MHz, Insertion Loss 1 dB, Upper Rejection 30dB@500Mhz&1700MHz, 50dB@400Mhz&1800MHz. Tags: Module with Connectors. More details for TLBF-1G-800M-L can be seen below.