The 5MB/C-750/U300-C3 from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 587.05 to 912.95 MHz, Bandwidth 325.9 MHz (1dB), Center Frequency 750 MHz, Insertion Loss 0.45 dB, Upper Rejection 40 dB. Tags: Lumped Component Filter. More details for 5MB/C-750/U300-C3 can be seen below.