The DF2RA2403H-6M1 from Innertron is a Band Pass Filter with Frequency 2.4 to 2.41 GHz, Bandwidth 6 MHz, Center Frequency 2403.75 MHz, Insertion Loss 3 dB, Rejection 35 dB@ 2475.75 MHz. Tags: Surface Mount. More details for DF2RA2403H-6M1 can be seen below.