The DEI5372-141.558MHz from Dynamic Engineers is a Band Pass Filter with Frequency 141.55 to 141.566 MHz, Bandwidth 16 kHz, Center Frequency 141.558 MHz, Insertion Loss 4.5 dB, Rejection 40 dB@±50 kHz of Center Frequency. Tags: Surface Mount, Through Hole, Crystal Filter. More details for DEI5372-141.558MHz can be seen below.