The ECS-96SMF29A20 from ECS Inc. International is a Band Pass Filter with Frequency 29.24 to 29.26 MHz, Bandwidth 10 kHz, Center Frequency 29.25 MHz, Insertion Loss 1.5 dB, Rejection 70 dB. Tags: Surface Mount, Crystal Filter. More details for ECS-96SMF29A20 can be seen below.