The 5MB/C-500/T30-S5 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 483.95 to 516.05 MHz, Bandwidth 32.1 MHz (3dB), Center Frequency 500 MHz, Insertion Loss 3.2 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 5MB/C-500/T30-S5 can be seen below.