The 3MB/C-72.5/U3-14 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 70.295 to 74.705 MHz, Bandwidth 4.41 MHz (1dB), Center Frequency 72.5 MHz, Upper Rejection 40 dB, Lower Rejection 40 dB. Tags: Lumped Component Filter. More details for 3MB/C-72.5/U3-14 can be seen below.