The TLBF-4G-8G-X6 from Talent Microwave Inc is a Band Pass Filter with Frequency 4 to 8 GHz, Bandwidth 4000 MHz, Center Frequency 6000 MHz, Insertion Loss 1 dB, Upper Rejection 15dB@9GHz. Tags: Module with Connectors. More details for TLBF-4G-8G-X6 can be seen below.