The TLBF-2G1-3G1-X from Talent Microwave Inc is a Band Pass Filter with Frequency 2100 to 3100 MHz, Bandwidth 1000 MHz, Center Frequency 1000 MHz, Insertion Loss 1.5 dB, Upper Rejection [email protected]. Tags: Module with Connectors. More details for TLBF-2G1-3G1-X can be seen below.