The TLBF-2G4-40M-L from Talent Microwave Inc is a Band Pass Filter with Frequency 2380 to 2420 MHz, Bandwidth 40 MHz, Center Frequency 2400 MHz, Insertion Loss 3.5 dB, Upper Rejection >40dB@fc±260Mhz. Tags: Module with Connectors. More details for TLBF-2G4-40M-L can be seen below.