The TLBF-148M-4M-L from Talent Microwave Inc is a Band Pass Filter with Frequency 146 to 150 MHz, Bandwidth 4 MHz, Center Frequency 148 MHz, Insertion Loss 5 dB, Upper Rejection 40dB@148±30 MHz. Tags: Module with Connectors. More details for TLBF-148M-4M-L can be seen below.