The TLBF-2G-6G-X from Talent Microwave Inc is a Band Pass Filter with Frequency 2000 to 6000 MHz, Bandwidth 4000 MHz, Center Frequency 4000 MHz, Insertion Loss 1.5 dB, Upper Rejection [email protected]. Tags: Module with Connectors. More details for TLBF-2G-6G-X can be seen below.