The DF2RA2475L-6M from Innertron is a Band Pass Filter with Frequency 2.47 to 2.48 GHz, Bandwidth 6 MHz, Center Frequency 2475.3 MHz, Insertion Loss 3 dB, Rejection 35 dB@ 2547.3 MHz. Tags: Surface Mount. More details for DF2RA2475L-6M can be seen below.