The 4MB/C-60/T20-C3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 45.75 to 74.25 MHz, Bandwidth 28.5 MHz (3dB), Center Frequency 60 MHz, Insertion Loss 0.83 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 4MB/C-60/T20-C3 can be seen below.