The 2792-2-BNC from KR Electronics (A Division of NIC) is a Band Pass Filter with Frequency 1.45 to 2.55 MHz, Bandwidth 1.1 MHz, Center Frequency 2 MHz, Insertion Loss 3 dB, Rejection 60 dB. Tags: Module with Connectors, Lumped Component Filter. More details for 2792-2-BNC can be seen below.