The ECS-10.7-15C from ECS Inc. International is a Band Pass Filter with Frequency 10.692 to 10.707 MHz, Bandwidth 7.5 kHz, Center Frequency 10.7 MHz, Insertion Loss 3 dB, Rejection 65 dB. Tags: Through Hole, Crystal Filter. More details for ECS-10.7-15C can be seen below.