The 9FS10-3720/U200-P/P from Sainty-Tech Communications Limited is a Band Pass Filter with Frequency 3610.95 to 3829.05 MHz, Bandwidth 218.1 MHz (1dB), Center Frequency 3720 MHz, Insertion Loss 0.78 dB, Upper Rejection 65 dB. Tags: Cavity Filter. More details for 9FS10-3720/U200-P/P can be seen below.