The DF2Ri1472L-40M from Innertron is a Band Pass Filter with Frequency 1.45 to 1.49 GHz, Bandwidth 40 MHz, Center Frequency 1472 MHz, Insertion Loss 1.5 dB, Rejection 40 dB@ 1242 MHz. Tags: Surface Mount. More details for DF2Ri1472L-40M can be seen below.