The 3097 from KR Electronics (A Division of NIC) is a Band Pass Filter with Frequency 1.75 to 3.25 MHz, Bandwidth 1.5 MHz, Center Frequency 2.5 MHz, Insertion Loss 3 dB, Rejection 60 dB. Tags: PCB Mount, Surface Mount, Lumped Component Filter. More details for 3097 can be seen below.