The 2482 from KR Electronics (A Division of NIC) is a Band Pass Filter with Frequency 445.5 to 454.5 kHz, Bandwidth 9 KHz, Center Frequency 450 kHz, Insertion Loss 0.2 dB, Rejection 20 dB. Tags: Module with Connectors, Lumped Component Filter. More details for 2482 can be seen below.