The 4MB/C-80/U12-14 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 72.6 to 87.4 MHz, Bandwidth 14.8 MHz (1dB), Center Frequency 80 MHz, Insertion Loss 1.6 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 4MB/C-80/U12-14 can be seen below.