The 5MB/E-312.5/U215-22A from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 200.4 to 424.6 MHz, Bandwidth 224.2 MHz (1dB), Center Frequency 312.5 MHz, Insertion Loss 0.3 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 5MB/E-312.5/U215-22A can be seen below.