The TLBF-27G-500M-A from Talent Microwave Inc is a Band Pass Filter with Frequency 26750 to 27250 MHz, Bandwidth 500 MHz, Center Frequency 27000 MHz, Insertion Loss 1.6 dB, Upper Rejection 50dB@27000±1.5GHz. Tags: Module with Connectors. More details for TLBF-27G-500M-A can be seen below.